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

Return to exercise selection

9182 + 9260 =

9442 + 7097 =

7342 + 3119 =

9086 + 3275 =

1704 + 2927 =

6657 + 9806 =

4634 + 8683 =

6107 + 9273 =

2221 + 9070 =

9968 + 8897 =

Return to exercise selection



Main / Brain training

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