Which statements are true according to the order of operations? Choose exactly two answers that are correct. A. 2 + 5 • 7 = 2 + 35 = 37 B. 10 + (6 ÷ 3) = 10 + 2 = 12 C. 16 – (4 + 7) = 12 + 7 = 19 D. 7 • 6 + 4 = 7 • 10 = 70

Question

Which statements are true according to the order of operations?   Choose exactly two answers that are correct.    A. 2 + 5 • 7 = 2 + 35 = 37    B. 10 + (6 ÷ 3) = 10 + 2 = 12    C. 16 – (4 + 7) = 12 + 7 = 19    D. 7 • 6 + 4 = 7 • 10 = 70

tkhunny · Answer

A. 2 + 5 • 7 = 2 + 35 = 37

What do you think?  Did multiplication happen before addition?

B. 10 + (6 ÷ 3) = 10 + 2 = 12

What do you think?  Did parentheses happen before addition?

C. 16 – (4 + 7) = 12 + 7 = 19

What do you think?  Did parentheses happen before subtraction?

D. 7 • 6 + 4 = 7 • 10 = 70

What do you think?  Did multiplication happen before addition?