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һ⡣2*8+4=20֣

1ڼ㣨200 364744ʱ㣨 㣨 㣨 2__________________ͳΪ㡣

365032080Ҫı˳ôʹţʽǣ

4漸ֲʽдۺʽ

196015=64 28=36?64 ۺʽ_____________________________ 27524=1800 1800=7200?9000 ۺʽ____________________________ 5a6615

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7ü㷽37659224Ҫ㣨 Ǹݣ ɡ 8һУ59Ԫ41Ԫ2ףһҪ Ԫ 9.ڡϺʵȻгۺʽ

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ж⡣ 6֣

10κ0 21859753IJǶ٣ʽǣ1859753 39022176 4134-75+25=134-75+25 51254258=1258+425 6ʱΪ0 ѡ񣨰ȷ𰸵ڣ2*5=10 ֣ 156+72+28=56+72+28

Aӷ Bӷ C˷ Dӷɺͽ 2258+4=

A258254 B258+254 C2548 D258+4 33845=3485

A˷ B˷ C˷ D˷ɺͽ 4101125=

A100125+1 B125100+125 C1251001 D1001251125 5986297ļ㷨ǣ

A986-300-3 B986-3003 C986-200-97

ġ㡣 35֣ 1㡣 8֣

862= 025= 9003= 840421= 032= 123+5= 125378 54-5-14= 3ôô㡣 3*9=27֣

(70+80)(68-18) (5966)64?10000 12548

98101 4600254 136101-136

989-186-14 355+260+140+245 175562556

塢ʽ㡣 2*3=6֣ 1 60005935IJ, Ƕ? 2725475ĺͳ25Ƕ٣

⡣23 ֣

150ԪȥС3ƿϾƣÿƿ8ԪȻʣµǮ̷ۣÿ12Ԫٴ3֣

2ʦ98ƪģڶ20ƪȵһ8ƪжƪûģ4֣

3ijʳһ·310֣·400֣·490ֻʣƽÿʶٶ֣4֣

4Сѧ6꼶ÿ꼶5ࡣƽÿͼ42飬ѧУͼһжٱ飿4֣

5 ʦͽ, ʦÿСʱ45, ͽÿСʱ28, ʦ6Сʱ, ͽܹ8Сʱ, ǹٸ?4֣

6ѧУʳ׺۸80ÿ75ǧˣÿ25ǧˣ׺۹ǧˣַ𣩣4֣