有理数的混合运算50题
232(232)
11(5)()5 55
7.20.95.61.7
(613)(713)5
(7834)(78)
(3)22
(1.5)4142.75(512)
1
22(1)3
27(12)112
(50)(21510)
12(23)45(12)(13) 8(5)63
-
12545()3 ()()(4.9)0.6
2
(10)25(25)
5(6)(4)2(8)
(1650325)(2)
(12)212(23232)
2
56 (5)3(35)2
214(67)(122)
(6)8(2)3(4)25 11997(10.5)13
-
[32()22] ()2(1)0 323223
14(10.5)13[2(3)2]
52[4(10.215)(2)]
(58)(4)20.25(5)(4)3
418377.521732
3
43 (81)(2.25)(49)16
(5)(36)(7)(36)12(36777) (3)2(11)3222963 -
11113230.1251354377 811110499159 2346
1131130.253.754.5 244
(–)+(–)+ (– 23+(–17)+(+7)+(–13)
(+ 3
3132222)+(–2)+ 5+(–8) ++(–)
54455115
4
-
2、3
14–(+5)–(–134)+(–5)
–99 + 100–97 + 98–95 + 96–……+2
(–4)×(–9)+(–
25)×18
100×(–310–425+ )
[
56÷(–12–1113)+28]÷(–18)
0÷(–105)+1÷(–9) 5
–1–2–3–4–……–100
(–6)×0 -(–2355)×13
11)×25+(–11)×935
(–18)÷(–9)+(–63)÷(7) (–
-
(–5)×8×(–7)+(–6)×(–5)×(–7)-(–12)××0×9×100
6
因篇幅问题不能全部显示,请点此查看更多更全内容