គណិតវិទ្យាថ្នាក់ទី១ ២ ថ្ងៃ:.........ខែ:..........ឆ្នាំ:...........
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11 + 18
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12 + 14
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23 + 25
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42 + 15
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72 + 25
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51 + 31
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30 + 7
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43 + 21
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63 + 23
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74 + 13
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13 + 23
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7 + 12
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42 + 55
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64 + 12
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82 + 13
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52 + 33
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23 + 55
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