递等式计算.(1)234×98÷49(2)36×36+36×64(3)(2012-159)÷17(4)398-173-27+112
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解决时间 2021-04-06 17:37
- 提问者网友:最美的风景
- 2021-04-05 18:58
递等式计算.(1)234×98÷49(2)36×36+36×64(3)(2012-159)÷17(4)398-173-27+112
最佳答案
- 五星知识达人网友:想偏头吻你
- 2021-04-05 19:56
(1)234×98÷49,
=234×(98÷49),
=234×2,
=468;
(2)36×36+36×64,
=36×(36+64),
=36×100,
=3600;
(3)(2012-159)÷17,
=1853÷17,
=109;
(4)398-173-27+112,
=(398+112)-(173+27),
=500-200,
=300.
=234×(98÷49),
=234×2,
=468;
(2)36×36+36×64,
=36×(36+64),
=36×100,
=3600;
(3)(2012-159)÷17,
=1853÷17,
=109;
(4)398-173-27+112,
=(398+112)-(173+27),
=500-200,
=300.
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