Estimating answers and using the inverse
Last updated: 15/11/2023
Contributor: Calvin Saxby
Main Subject
Category
All number resources: Addition and subtraction
Inside
Includes answers
Resource type
Worksheet
A differentiated worksheet for estimating the answers to additions and subtractions of three-digit numbers, and for using the inverse operation to check an answer. There are two levels of differentiation.
This resource is ideal for Y3. It includes teacher's notes and answers.
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