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简算:548+52+468282+41+159476+258+24+1421034+78+320+108168-(68-49)24×(9×5)
题目详情
简算:
548+52+468 282+41+159 476+258+24+142 1034+78+320+108 168-(68-49) 24×(9×5) 548+52+468 282+41+159 476+258+24+142 548+52+468 282+41+159 476+258+24+142 1034+78+320+108 168-(68-49) 24×(9×5) 1034+78+320+108 168-(68-49) 24×(9×5)
548+52+468 | 282+41+159 | 476+258+24+142 |
1034+78+320+108 | 168-(68-49) | 24×(9×5) |
548+52+468 | 282+41+159 | 476+258+24+142 |
1034+78+320+108 | 168-(68-49) | 24×(9×5) |
▼优质解答
答案和解析
(1)548+52+468
=600+468
=1068
(2)282+41+159
=282+(41+159)
=282+200
=482
(3)476+258+24+142
=(476+24)+(142+258)
=500+400
=900
(4)1034+78+320+108
=(1034+78+108)+320
=1220+320
=1540
(5)168-(68-49)
=168-68+49
=100+49
=149
(6)24×(9×5)
=24×5×9
=120×9
=1080
=600+468
=1068
(2)282+41+159
=282+(41+159)
=282+200
=482
(3)476+258+24+142
=(476+24)+(142+258)
=500+400
=900
(4)1034+78+320+108
=(1034+78+108)+320
=1220+320
=1540
(5)168-(68-49)
=168-68+49
=100+49
=149
(6)24×(9×5)
=24×5×9
=120×9
=1080
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