Math · Age 10 · Addition & Subtraction
Estimating with Rounding (Ex. 3)
Apply estimation strategies in real-life contexts and evaluate the quality of estimates.
Module
Addition & Subtraction
Age
Age 10
Duration
8 min
Questions
5
What's in this exercise
Answers are hidden — sign up to practise and check your work.
Question 1
Multiple choice
A builder uses 3,842 bricks on Monday and 4,156 on Tuesday. Estimate the total to the nearest 1,000.
Question 2
Multiple choice
Estimate 895,000 - 204,000 to the nearest 100,000.
Question 3
Multiple choice
Which shows the best use of estimation?
Question 4
Sequence
What is the missing number in the sequence? 200,000 ; 400,000 ; 600,000 ; ___ ; 1,000,000
Question 5
True or false
250,000 + 750,000 equals exactly 1,000,000.