How do you simplify #2+4xx3+1/2# using PEMDAS?
When evaluating expressions with
#color(blue)"mixed operations"#there is a particular order that must be followed.
#"using the order as set out in the acronym PEMDAS"#
[P-parenthesis (brackets), E-exponents (powers), M-multiplication, D-division, A-addition, S-subtraction]
#"now add the numbers from left to right"#
#=14 1/2=29/2larrcolor(red)" addition"#
When working with expressions with different operations, the most important step is to count the NUMBER of TERMS FIRST.
Terms are separated by
Simplify each term to a single answer which will be added or subtracted in the last step.
Within each term, do operations in the order:
- Brackets first
- powers and roots
- multiplication and division