Subtraction

Place Value Review

A review of place values to get you ready for subtraction with bigger numbers

Yardstick Subtraction

Learn how to do subtraction in your head using a yardstick or number line

Subtracting Numbers Within 1000

Learning how to regroup when subtracting three-digit numbers

Subtracting Numbers Within 100 With Regrouping

Learning how to regroup when subtracting two-digit numbers

Subtracting Numbers Within 100

Getting used to subtracting bigger numbers

Fact Families

Learning your number families for addition and subtraction

How Subtraction Works

What is subtraction? Play with objects and find out!