Math
Topic 4
Subtraction Facts to 20: Use Strategies
Anchor Chart
Anchor Chart
I can...
I can...
Use a number line to subtract by counting back or count on.
Make subtraction easier by making 10 to subtract.
Count on to subtract using 10 as a landmark.
Make addition and subtraction facts using the same three numbers.
example: 3+4=7 4+3=7 7-4=3 7-3=4
Use addition facts to find subtraction facts.
I can also...
I can also...
Explain strategies used to solve subtraction problems.
Solve different types of addition and subtraction problems with unknowns in different positions.
Use reasoning to write and solve number stores.
Math Videos
Math Videos