Question

5 · 4 -3 + 10 ÷ 2 A. -65 B. -55 C. -35 D. -25

Answer 1

we have

5 · 4 · -3 + 10 ÷ 2

Applying PEMDAS

P ----> Parentheses first

E -----> Exponents (Powers and Square Roots, etc.)

MD ----> Multiplication and Division (left-to-right)

AS ----> Addition and Subtraction (left-to-right)

step 1

Multiplication

5.4.-3=-60

substitute

-60+10÷ 2

step 2

Division

10÷ 2=5

substitute

-60+5

step 3

Addition

-55

therefore

option B