小学数学计算题大全Word格式文档下载.doc
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7x+5.3=7.4
30÷
x+25=85
1.4×
8-2x=6
7(x-2)=2x+3
18×
(x-2)=270
12x=300-4x
x+2.4x=6
3.5:
x=5.4:
2
6×
3-1.8x=7.2
1.8x-x=2.4
=
17-5x=2.4+
x-x=
x-=
12.6×
-2x=8
×
-x=
x+50%=42
4x-13=31
4.5+8x=
2x+4.3×
3=
x×
(1-)=
1.6:
x=:
3x-16×
3=102
4x+7.1=12.5
0.3x-2=9.1
131-x=89.2
:
0.25=80%:
x
(900-x):
(700-x)=3:
x:
=12.3
=x:
12
70%x+x=3.6
25%+10x=
5x-×
3x÷
=12
2×
(x-2.6)=8
3475-1999248+1982843-598724-298
345+4973820-504587+2043700-2185-815
259+468+741+532630-216-184178÷
25÷
4
++-+-
-----
12.438+5.85-7.4388.64-9.85+12.362.483+3.2+5.8-1.483
8×
13×
12525×
423×
4×
540×
7×
3×
5
25×
525×
24125×
2420×
(17×
5)
4×
8×
25×
125102×
2625×
(13×
12)(5×
7)×
80
276×
38+276×
6216×
19152×
19-52×
19
46×
18+18+18×
536×
29+6×
7129×
3.17+3.17×
71
99×
1475×
99+75102×
3649×
80+80
18×
+×
×
+
46%×
45+45×
54%40%×
+÷
31×
128-27×
31-31