Subtraction with Calculators
First graders demonstrate an understanding of subtracting one from a number of ten or less using manipulatives, work with calculators to solve subtraction problems, and create subtraction number sentences to solve on the calculator.
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Activities that Build Number Sense
Have fun while building the number sense of young mathematicians with this list of ten-frame learning games. From developing cardinality and counting skills to learning place value and basic addition strategies, ten-frames are excellent...
K - 2nd Math CCSS: Adaptable
1, 2 & 3 Digit Addition & Subtraction Problem Solving & Checking
Students name the components in an addition and subtraction equation. As a class, they are introduced to the concept of trading numbers when needed in these problems. They explain the procedure for checking answers to end the lesson.
1st - 3rd Math