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递等式计算120+800÷1057×8-406208+342+292803-589+11235+178+165605×3+7.
题目详情
递等式计算
120+800÷10 | 57×8-406 | 208+342+292 |
803-589+11 | 235+178+165 | 605×3+7. |
▼优质解答
答案和解析
(1)120+800÷10
=120+80
=200;
(2)57×8-406
=456-406
=50;
(3)208+342+292
=208+292+342
=500+342
=842;
(4)803-589+11
=214+11
=225;
(5)235+178+165
=235+165+178
=400+178
=578;
(6)605×3+7
=1815+7
=1822.
=120+80
=200;
(2)57×8-406
=456-406
=50;
(3)208+342+292
=208+292+342
=500+342
=842;
(4)803-589+11
=214+11
=225;
(5)235+178+165
=235+165+178
=400+178
=578;
(6)605×3+7
=1815+7
=1822.
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