Math Practice Online > free > lessons > Texas > 2nd grade > Long Subtraction
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Large number subtraction. You may need to use pencil and paper.
This topic aligns to the following state standards
Grade 2: Num B. select addition or subtraction and solve problems using two-digit numbers, whether or not regrouping is necessary; and
Grade 4: Num A. use addition and subtraction to solve problems involving whole numbers; and
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