Estimating Products in Word Problems
Grade 4•45 minutes•5.CE.1 The student will estimate, represent, solve, and justify solutions to single-step and multistep contextual problems using addition, subtraction, multiplication, and division with whole numbers.
Learning Objective
I can estimate the answer to a word problem by rounding the numbers and then multiplying.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Explain in your own words what it means to estimate a whole number product.
2. Round 78 × 51 using front-end estimation. Show your work.
3. You need to multiply 21 × 67. Round each number in a way that makes the multiplication easy for you to do mentally. What is your estimated product?
...and 4 more questions
Educational Video
Estimating Whole Number Products | Multiplication Estimation | Math with Mr. J
Math with Mr. J