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Our Current Learning Target:
I can use strategies to solve addition and subtraction problems.
Fact Families
Fact Families
Fact families are 4 different equations that use the same 3 numbers. There are two addition problems and two subtraction problems.
Friends of 10
Friends of 10
Two numbers that make an easy 10 to help when adding three numbers.
For instance for 7+3+5 start with 7+3=10 and then add 5 to get to 15.
Doubles Strategy
Doubles Strategy
Memorizing doubles facts can help students find compatible numbers to add mentally and then add on.
For instance for 7+8, start with 7+7=14 and then add one more.
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