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

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716 - 212 =

818 - 241 =

720 - 212 =

360 - 313 =

416 - 160 =

646 - 241 =

755 - 620 =

552 - 523 =

239 - 226 =

886 - 386 =

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metodorf.com



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