奧數 > 小學試題庫 > 口算題 > 三年級口算題 > 正文
2019-05-13 20:40:19
9×8-29 37+4×6 8×4+69
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42÷7×6 61-9×4 9×(2+5)
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72÷(3×3) (42-20)÷2 9×8+58
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36+5×7 27÷(6-3) 56÷8×7
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