小升初计算题冲刺训练78Word文档格式.docx
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14=
227
6.3-6.3÷
7=5×
30%=433+998=
2.下面各题怎样简便就怎样算。
44
(1)4-—÷
4-—
(2)12.55-1.12+5.45-12.88
77
2391
(3)—×
2×
2.5(4)2.2÷
3+3.8×
—
4233
10111
(5)(—÷
2+—×
—)÷
—(6)329+4699
112118
151
(7)(—+—-—)×
84(8)75+6000÷
25÷
4
1266
4
(9)—×
1986+1986÷
19×
15(10)86×
0.5
19
1411
(11)—×
76+14×
—(12)4788÷
95-3.5
2929
3.解方程。
16
(1)—:
x=0.4:
—
(2)5.9x-1.7x=33.6
25
1
(3)—:
x=4:
10(4)0.1(x-1)=8.3
8
116
5÷
—=4.25+2.25=0.65+—=
455
1111
51÷
51=7.2+0.01=—×
2247
111
—+39×
—=8÷
—=4÷
15=
554
1.5-1.5÷
5=14÷
70%=494+998=
4-—
(2)15.37-0.14+2.63-13.86
99
2341
8×
1.25(4)1.8÷
6+6.2×
6236
61171
5+—×
—)×
—(6)436+1499
235238
171
60(8)475+9000÷
50÷
2
282
2
1921+1921÷
31×
29(10)66.9×
0.125
31
1021
37+10×
—(12)3609÷
45+7.5
11
x=0.3:
—
(2)6.1x-2.7x=44.2
24
x=2:
9(4)0.125(x-4)=2.1
7
111
3×
—=7.25+2.25=0.15+—=
732
4÷
4=4.3×
0.02=—÷
229
—+99×
—=9÷
19=
338
5.6-5.6÷
8=18÷
80%=216+99=
88
(1)8-—÷
8-—
(2)13.87-0.99+6.13-13.01
1191
2.5(4)4.3÷
5+2.7×
8115
10198
4+—×
—(6)888+1399
194197
12(8)225+8000÷
1282
1990+1990÷
21×
19(10)45.6×
0.25
21
1023
15+10×
—(12)5265÷
75+3.1
1919
84
x=0.5:
—
(2)8.4x-3.4x=95
73
x=7:
11(4)8(x-2)=3.7
6
8×
—=7.75+2.75=0.65+—=
288
60÷
60=2.1+0.04=—÷
2265
—=5÷
—=2×
17=
666
5.4-5.4÷
6=15×
50%=357+9998=
4-—
(2)12.41-0.75+6.59-13.25
1991
0.25(4)1.6÷
4+5.4×
10194
61132
7+—×
—(6)746+4499
197193