FREE Mental Math Addition & Subtraction Worksheet!
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This is a great worksheet to help your students exercise their adding and subtracting skills without using paper to solve the problems. By studying each number, have your students add 10, subtract 10, add 100 and subtract 100 from the numbers in the left column and write the answers in the boxes provided. We have included an answer key to help them check their work.
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FREE Mental Math Addition & Subtraction Worksheet!
