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小二加減應用題
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請列式。
58-25
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文具店今天售出65枝原子筆,而售出的鉛筆比售出的原子筆少9枝。文具店今天售出鉛筆多少枝?
65-9
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請列式。
44+36
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請列式。
72-28
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請列式。
42+18+12
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請列式。
46+42
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Okay!
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