All the solutions provided in McGraw Hill Math Grade 5 Answer Key PDF Chapter 4 Lesson 1 Models for Multiplying Decimals are as per the latest syllabus guidelines.
McGraw-Hill Math Grade 5 Answer Key Chapter 4 Lesson 1 Models for Multiplying Decimals
Estimate. Then multiply and describe your strategy.
Question 1.
Estimate: 0.21 × 4 = 0.80
Multiply: 0.21 × 4 = ________________________
Strategy: ________________________________
Answer:
Estimate: 0.21 × 4 = 0.80
Multiply: 0.21 × 4 = 0.84
Explanation:
Given the expression is 0.21 × 4, so the product will be 0.84 and the estimation will be 0.80.
Question 2.
Estimate: 0.11 × 3 = __________
Multiply: 0.11 × 3 = ________________________
Strategy: ________________________________
Answer:
Estimate: 0.21 × 4 = 0.80
Multiply: 0.21 × 4 = 0.84
Explanation:
Given the expression is 0.21 × 4, so the product will be 0.84 and the estimation will be 0.80.
Question 3.
Estimate: 0.25 × 4 = _____
Multiply: 0.25 × 4 = ________________________
Strategy: ________________________________
Answer:
Estimate: 0.25 × 4 = 1
Multiply: 0.25 × 4 = 1
Explanation:
Given the expression is 0.21 × 4, so the product will be 1 and the estimation will be 1.
Question 4.
Estimate: 0.51 × 6 = ______
Multiply: 0.51 × 6 = ________________________
Strategy: ________________________________
Answer:
Estimate: 0.51 × 6 = 3.1
Multiply: 0.51 × 6 = 3.06
Explanation:
Given the expression is 0.51 × 6, so the product will be 3.06 and the estimation will be 3.1.
Question 5.
Estimate: 0.96 × 4 = _______
Multiply: 0.96 × 4 = ________________________
Strategy: ________________________________
Answer:
Estimate: 0.96 × 4 = 4
Multiply: 0.96 × 4 = 3.84
Explanation:
Given the expression is 0.96 × 4, so the product will be 3.84 and the estimation will be 4.
Question 6.
Estimate: 0.80 × 5 = _____
Multiply: 0.80 × 5 = ________________________
Strategy: ________________________________
Answer:
Estimate: 0.80 × 5 = 4
Multiply: 0.80 × 5 = 4
Explanation:
Given the expression is 0.80 × 5, so the product will be 4 and the estimation will be 4.