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

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207 - 116 =

637 - 482 =

992 - 812 =

811 - 369 =

716 - 150 =

549 - 470 =

785 - 605 =

679 - 186 =

778 - 352 =

926 - 428 =

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metodorf.com



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