3
QuizMultiple Choice
Using Properties of Operations
Question 3 • Common Core Math 7 A-IC
Liz is using the distributive property to evaluate the expression by using friendlier numbers. Her work is shown below.Liz’s Work 27(36)Step 1 Step 2Step 3 Step 4405What was the first error that Liz made?
Answer
A
Step 1 should have been 27(6 + 30).B
Step 2 should have been 27(3) + 12.C
Step 3 should have been 27(30)(12).D
Step 4 should have been 16,244.