How many millimeters are in 1.3 kilometers? Prealgebra Intro to Prealgebra What is prealgebra? 1 Answer Shwetank Mauria Mar 11, 2018 1.3 kilometers has 1,300,000 millimeters. Explanation: 1 kilometers has 1000 meters and each meter has 1000 millimeters. therefore 1 kilometer has 1000xx1000=1,000,000 millimeters. and 1.3 kilometers has 1.3xx1,000,000=1,300,000 millimeters. Answer link Related questions How do you evaluate the expression 3x+2y+4+9y if x=8, y=4? How do you simplify -2[7.5 + (-7.9)] using order of operations? How do you simplify 7+9times3-25 using order of operations? How do you simplify 5+ 7(8 ÷ 4 ) + 6 using PEMDAS? What is Pre-algebra? Is Pre-Algebra important? How do you write the algebraic expression: the quotient of 15 and y? How do you write 63/40 as a decimal? How do you simplify 3/12 - 1/8? How do you write 2/5 as decimal? See all questions in What is prealgebra? Impact of this question 3692 views around the world You can reuse this answer Creative Commons License