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

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3581 - 2401 =

5986 - 2875 =

6294 - 5071 =

6008 - 4980 =

9968 - 1645 =

9017 - 7038 =

8661 - 7188 =

6233 - 4800 =

3938 - 2507 =

9675 - 6179 =

Return to exercise selection




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metodorf.com



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