How do you simplify -8 - 81 / 9 times 2^2 + 7 using order of operations? Algebra Expressions, Equations, and Functions PEMDAS 1 Answer Özgür Özer Nov 23, 2015 -37 Explanation: -8-81/9*2^2+7=-8-9*4+7 =-8-36+7 =-44+7 =-37 Answer link Related questions What is PEMDAS? How do you use PEMDAS? How do you use order of operations to simplify 3(7-2)-8? What are common mistakes students make with PEMDAS? How do you evaluate the expression 5[8+(3-1)]-2? How do you simplify the expression 4(30-(3+1)^2)? How do you evaluate the expression x^4+x if x=2? Is it okay to add first before subtracting in 4-6+3? How do you simplify (-3)^2+12*5? How do you simplify (4-2)^3-4*8+21div3? See all questions in PEMDAS Impact of this question 1896 views around the world You can reuse this answer Creative Commons License