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递等式计算(能简便的要简便计算)5120-6475÷37×2425×(40+4)67×96-67+5×6726400÷〔360-(960÷160+154)〕125×48815-272÷16+375
题目详情
递等式计算(能简便的要简便计算) 5120-6475÷37×24 | 25×(40+4) |
67×96-67+5×67 | 26400÷〔360-(960÷160+154)〕 |
125×48 | 815-272÷16+375 |
▼优质解答
答案和解析
(1)5120-6475÷37×24
=5120-175×24
=5120-4200
=920;
(2)25×(40+4)
=25×40+25×4
=1000+100
=1100;
(3)67×96-67+5×67
=67×(96-1+5)
=67×100
=6700;
(4)26400÷[360-(960÷160+154)]
=26400÷[360-(6+154)]
=26400÷[360-160]
=26400÷200
=132;
(5)125×48
=125×(8×6)
=125×8×6
=1000×6
=6000;
(6)815-272÷16+375
=815-17+375
=815+375-17
=1190-17
=1173.
=5120-175×24
=5120-4200
=920;
(2)25×(40+4)
=25×40+25×4
=1000+100
=1100;
(3)67×96-67+5×67
=67×(96-1+5)
=67×100
=6700;
(4)26400÷[360-(960÷160+154)]
=26400÷[360-(6+154)]
=26400÷[360-160]
=26400÷200
=132;
(5)125×48
=125×(8×6)
=125×8×6
=1000×6
=6000;
(6)815-272÷16+375
=815-17+375
=815+375-17
=1190-17
=1173.
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