Subject: Subtraction Strategies

Speedy Rounding and Subtracting 4

Speedy Rounding and Subtracting 3

Speedy Rounding and Subtracting 10

Speedy Rounding and Subtracting 9

Practice Front-End Estimation

Thermometer Subtraction

Thermometer Addition

Number Line Math

Multi-Step Word Problems

Number Line Word Problems

Customary Measurement Subtraction

Metric Number Line

Thermometer Math

Subtracting Ten and One on the Hundreds Chart

Subtract Ten or One to Get to One!

Subtract the 10s First! (Part Two)

Move Along the Number Lines: Blank Templates

Subtraction with Decomposition