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Arithmetic ability: level two: mental subtraction of three-digit numbers.

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812 - 516 =

243 - 194 =

572 - 328 =

255 - 103 =

983 - 200 =

887 - 528 =

730 - 702 =

454 - 116 =

131 - 124 =

895 - 721 =

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metodorf.com



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