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脱式计算.2089-125×8(14+16)×150108÷(58-49)38×18÷947×62-627475-408÷616×(18+27)32×(325-298)125÷5×25
题目详情
脱式计算.
2089-125×8 | (14+16)×150 | 108÷(58-49) |
38×18÷9 | 47×62-627 | 475-408÷6 |
16×(18+27) | 32×(325-298) | 125÷5×25 |
▼优质解答
答案和解析
(1)2089-125×8
=2089-1000
=1089;
(2)(14+16)×150
=30×150
=4500;
(3)108÷(58-49)
=108÷9
=12;
(4)38×18÷9
=684÷9
=76;
(5)47×62-627
=2914-627
=2287;
(6)475-408÷6
=475-68
=407;
(7)16×(18+27)
=16×45
=720;
(8)32×(325-298)
=32×27
=864;
(9)125÷5×25
=25×25
=625.
=2089-1000
=1089;
(2)(14+16)×150
=30×150
=4500;
(3)108÷(58-49)
=108÷9
=12;
(4)38×18÷9
=684÷9
=76;
(5)47×62-627
=2914-627
=2287;
(6)475-408÷6
=475-68
=407;
(7)16×(18+27)
=16×45
=720;
(8)32×(325-298)
=32×27
=864;
(9)125÷5×25
=25×25
=625.
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