What is the main purpose of rounding numbers in word problems?

Estimating and Solving Word Problems

Interactive Video
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Mathematics
•
3rd - 4th Grade
•
Hard

Thomas White
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To make numbers larger
To confuse the reader
To simplify calculations
To find the exact answer
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which keyword indicates addition in a word problem?
Left
Total
Difference
How many more
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do first when solving a word problem?
Write a number sentence
Guess the answer
Round the numbers
Read the problem
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to locate the correct numbers in a word problem?
To ensure you use all numbers
To avoid using extra numbers
To add more numbers
To make the problem harder
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after rounding the numbers in a word problem?
Ignore the problem
Write a number sentence
Add more numbers
Find the exact answer
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example problem, what is the best estimate for the total number of candies?
80
90
60
70
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the number 37 round to in the example problem?
45
40
35
30
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