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口算:75+25=808-108=730-230=570+100=84-25=150+70=
题目详情
口算:
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75+25= | 808-108= | 730-230= | 570+100= | 84-25=1 | 50+70= |
75+25= | 808-108= | 730-230= | 570+100= | 84-25=1 | 50+70= |
75+25= | 808-108= | 730-230= | 570+100= | 84-25=1 | 50+70= |
75+25= | 808-108= | 730-230= | 570+100= | 84-25=1 | 50+70= |
75+25= | 808-108= | 730-230= | 570+100= | 84-25=1 | 50+70= |
▼优质解答
答案和解析
75+25=100, 808-108=700, 730-230=500, 570+100=670, 84-25=59, 50+70=120, 75+25=100, 808-108=700, 730-230=500, 570+100=670, 84-25=59, 50+70=120, 75+25=100, 75+25=100, 808-108=700, 808-108=700, 730-230=500, 730-230=500, 570+100=670, 570+100=670, 84-25=59, 84-25=59, 50+70=120, 50+70=120,
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75+25=100, | 808-108=700, | 730-230=500, | 570+100=670, | 84-25=59, | 50+70=120, |
75+25=100, | 808-108=700, | 730-230=500, | 570+100=670, | 84-25=59, | 50+70=120, |
75+25=100, | 808-108=700, | 730-230=500, | 570+100=670, | 84-25=59, | 50+70=120, |
75+25=100, | 808-108=700, | 730-230=500, | 570+100=670, | 84-25=59, | 50+70=120, |
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