计算题:(1)0.125×7.37+18×3.63-12.5×0.1(2)1417×(223-34)+1112÷1721(3)(478-1316+26)÷1316×174(4)246×34534

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计算题:

(1)0.125×7.37+

1
8
×3.63-12.5×0.1

(2)1

4
17
×(2
2
3
-
3
4
)+
11
12
÷
17
21

(3)(4

7
8
-
13
16
+26)÷
13
16
×
1
74

(4)246×

345345345345
123123123123
:

热搜:1微米等于多少纳米怎样计算

答案解析

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  • (1)0.125×7.37+18×3.63-12.5×0.1,
    =0.125×(7.37+3.63-10),
    =0.125×1,
    =0.125;(2)1417×(223-34)+1112÷1721,
    =2117×2312+1112×2117,
    =2117×(2312+1112),
    =2117×3412,
    =3.5;(3))(478-1316+26)÷1316×174,
    =(398×1613-1316×1613+26×1613)×174,
    =(6-1+32)×174,
    =37×174,
    =0.5;(4)246×345345345345123123123123,
    =246×1001001001×3451001001001×123,
    =246×345123,
    =690.