Intro to Prealgebra
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What is prealgebra?
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Algebra vs. Prealgebra
Negative Numbers and Absolute Value
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Negative Numbers
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Absolute Value
Factors and Multiples
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Divisibility and Factors
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Prime Numbers
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Prime Factorization
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Least Common Multiple
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Greatest Common Factor
Decimals
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Decimals and Place Notation
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Using Decimals in Math
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Decimals on a Number Line
Fractions
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Understanding Fractions
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Equivalent Fractions and Simplifying
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Comparing Fractions
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Decomposing Fractions
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Fractions with Different Denominators
Ratios, Proportions, Units and Rates
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Ratios and Proportions
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Rates
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Unit Conversions
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Metric System Unit Conversion
Exponents, Radicals and Scientific Notation
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Exponents
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Square Root
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Cube Root
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Scientific Notation
Arithmetic and Completing Problems
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Place Value
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Rounding Whole Numbers
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Rational and Irrational Numbers
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Order of Operations
Uncategorized Questions
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What is triple the sum of 45 and 55?
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What is #23/25# in decimal form?
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What is #20/30# as a decimal?
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The ratio of oil to vinegar in Chef Pierre’s salad dressing is 7 to 4. How much vinegar should Chef Pierre combine with 34 fl oz of oil?
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What is #-0.003 -: (-0.5)#?
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What was the original price of a telescope if #30%# of the original price is #$126#?
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What is the sum of the digits of #2015^2#?
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What is 2#3/8# + 7#7/8#?
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What is #1/3 * 3.14 * 5^2 * 7#?
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What is #31(450-18)#?
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The temperature of dry ice is -109.3°F. This is 184.9°F less than the outside temperature. What is the outside temperature?
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The sum of a number #y# and —3 is —8. What is #y#?
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4 less than a number #n# is -15. What is #n#?
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What is 54 meters in kilometers?
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What is #2+(-3)*4 -(-5)#?
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What is #10/33 -:# 1#2/11#?
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What is #38.9 -: 44#?
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What is #-.75 * 5.5#?
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Nina and 2 friends ate lunch at a cafe. They decided to split the bill evenly. The total bill was $17.85. How much was each persons share ?
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What is #80.88 -: 8.425#?
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Roast beef costs $8.49 per pound. What is the cost of 2 pounds of roast beef?
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What is #14.912-:1.6#?
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What is #10^6 * 10^7#?
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Fifty schools sent 400 students to a mathematics competition. If each school sent the same number of students, how many students did each school send?
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What % of 140 is 65?
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85 is 60% of what number?
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A powdered drink mix calls for a ratio of powder to water of 1:8. If there are 32 cups of powder, how many total cups of water are needed?
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What is #22 -: 2.42#?
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What is #86 * 77#?
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A student who completes 7 out of the 10 problem will receive what grade on the homework?
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One season King scored 60 points. 55% of his points were assists. How many were scored on assists?
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18 is what percent of 60?
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20% of 120 is what number?
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There are 132 projects in the science fair. If 8 projects can fit in a row, how many full rows of projects can be made?
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Zoe is helping her parents at their store, The Sock Stop. She is organizing 658 pairs of socks into display boxes. Each display box holds 4 pairs of socks. How many pairs of socks are left over?
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What is #$4.98+$7.65#?
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What is 25% of 90?
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What is #20 - 5.48 * 10^-4#?
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A Party Store sells large plates in packs of 12 and small plates in packs of 8. If you would like to have an equal number of both, what is the least amount of large plates you will have to buy?
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For 8 days Jackie made beaded bracelets. When he was done he had 96 bracelets. How many bracelets did Jackie make each day?
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How do you reduce the fraction 14/29 to its lowest terms?
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A 10-ounce can of fruit costs $.59. What is the cost per ounce?
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What is #89.1 * 0.47#?
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A group of 150 dancers are auditioning for a dance show. 62% of the dancers trying out did not get on the show. How many dancers didn’t get on the show?
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A Yankees Jersey usually costs #$95#. This week it is 40% off the original price. How much money would a shopper save from buying the sweatshirt this week?
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In 90 days, Jerome saved $31.50. What was his average daily savings?
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There are 32 female performers in a dance recital. The ratio of men to women is 3:8. How many men are in the dance recital?
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A number multiplied by #1/2# is #-5/12#. What is the number?
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Rolf spent 15 hours last week practicing his saxophone. If #3/10# of the time was spent practicing warm-up routines, how much time did he spend practicing warm-up routines?
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How many cents is 3 quarters?
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What is 51% of 62?
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What is #52 * 81#?
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Noah spent 25 hours working on his car. He spent #4/5# of his time working on the transmission. How much time did Noah spend working on the transmission?
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What is #12/15 * 3/4#?
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What is 35#1/5# + 28#7/10#?
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What is #3/4# of #160#?
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A lady bought 280 feet of rope. If she cut the rope into 8 pieces that were equal in length, how long is one piece of rope?
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There was 42.5 mL of oil in the container. You poured in another 6 mL of oil. How much oil is now in the container?
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What is #37 *34#?
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How do you reduce #13/39#?
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Sam is organizing her movie collection. If each movie case is #3/4# inch wide, how many movies can fit on a shelf #5##1/4# feet wide?
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Katie buys songs from a music websites. She buys 30 songs for $18.60. What is the price per song?
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What is #2/6# + #3/5#?
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Marcia has 412 bouquets of flowers for centerpieces. She uses 8 flowers for each centerpiece. How many centerpieces can she make?
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What is #11/2 -: 1/2#?
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What is #x# in the equation #6.2 = x/4#?
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What is #sqrt(83)#?
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What is #6.73-2*5^0-:2#?
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There is 12/15 of a pizza left. How many 3/10 pieces can be made from the leftover pizza?
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What is #14.1. — 7.2#?
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What is #-8##3/4# #+ (-13 + (-5.9))#?
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What is #16,615 -: 41#?
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What is #1/4# as a percentage?
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What is 10,000 less than 456,932?
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10 is what percent of 200?
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33 is what percent of 120?
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0.5 is what part of 0.75?
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What is #38 -: 6#?
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What is #7 + 9 * (3+8)#?
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You are baking and the recipe calls for 4 cups of flour. If you only have 3 1/2 cups, what % do you have?
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Lexi subtracts 9,405 from 11,038. Should her answer be greater than or less than 2,000?
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20 is what part of 50?
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How do you write a number sentence of #32 -: 4.7#?
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What is 138% of 250?
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Arthur answered 85 out of 95 questions correctly on ms math exam. Miguel answered 64 out of 76 questions correctly on his history exam. Which student received the higher score?
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Josh watches 720 television shows in one year. He watches the same number of shows each month, how many shows does he watch in 5 months?
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What is #40,000 -: 30#?
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27 is what percent of 75?
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About #2/3# of a person's body weight is water. Albert weighs #117# pounds. About how many pounds of Albert's weight is water?
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What is #8.7 * .006#?
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What is #8sqrt48 - 6sqrt75 + 7sqrt80#?
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You earn $7.80 an hour working as a dog sitter. You work 12.5 hours during the weekend. How much money do you make?
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What is the value of the expression #3 * 6^2 - 4^2#?
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What is #| -6 + (-5)| + |2 + (-7)|#?
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Tesha withdrew $30 each week from her savings account to pay for her dance lesson. How much money did she withdraw in four weeks?
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Ariel's English homework is to read #24# pages. She reads #1/8# of the assignment on the bus ride home. How many pages does she read on the bus?
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Movie tickets for senior citizens cost 0.8 times as much as regular adult tickets. Adult tickets cost $7.50. How much do senior citizen tickets cost?
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What is #7.86 * 4.6#?
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What is #2.75+.003+.158#?
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What are all the factors of 18?