By Sophie Eisenhauer at December 21 2018 12:08:54
Subtract 1-, 2-, or 3-digit numbers from 3- and 4-digit number with/without renaming.
Subtract 1- or 2-digit number from a 2-digit number with/without renaming.
Or you can usually find textbooks and workbooks at the public library, where you can also copy any worksheets that you want to use.
In other words, they never memorized their multiplication tables! Many times I have seen a student do poorly due to a weakness in basic math facts they should have learned in third grade.
They're also available for nearly all grade levels. There are printable middle school, high school, elementary school, and even pre-school worksheets.
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