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- \(63 : 9 = \)
- \(9 \times 9 = \)
- \(10 \times 9 = \)
- \(8 \times 9 = \)
- \(2 \times 9 = \)
- \(6 \times 9 = \)
- \(81 : 9 = \)
- \(18 : 9 = \)
- \(54 : 9 = \)
- \(3 \times 9 = \)
- \(27 : 9 = \)
- \(7 \times 9 = \)
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Verbetersleutel
- \(63 : 9 = 7\)
- \(9 \times 9 = 81\)
- \(10 \times 9 = 90\)
- \(8 \times 9 = 72\)
- \(2 \times 9 = 18\)
- \(6 \times 9 = 54\)
- \(81 : 9 = 9\)
- \(18 : 9 = 2\)
- \(54 : 9 = 6\)
- \(3 \times 9 = 27\)
- \(27 : 9 = 3\)
- \(7 \times 9 = 63\)