How do you evaluate #5^2 - 8 ÷ 2#?

1 Answer
Mar 27, 2018

Answer:

#21#

Explanation:

#"using the acronym PEMDAS"#

#["P-parenthesis (brackets), E-exponents (powers), "#
#"M-multiplication, D-division, A-addition, S-subtraction"]#

#rArr5^2-8-:2#

#=25-8-:2larrcolor(red)"exponents"#

#=25-4larrcolor(red)"division"#

#=21larrcolor(red)"subtraction"#