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One Less within 20: Vertical Subtraction - Math Worksheets - SplashLearn
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One Less within 20: Vertical Subtraction Worksheet

Print this worksheet to find one less within 20 like a math legend!

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This worksheet challenges young mathematicians to hone their math skills by solving a set of problems on finding one less within 20. Less than suggests subtraction. So students subtract the two given numbers to find the result. They explore this concept extensively in one less within 20 worksheet.

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