六年级数学计算题专项练习Word文档下载推荐.doc
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=
–=+=18
计算题训练二
=15×
×
(+)=
×
(1+)=25(1–)=
=10×
=8×
=15÷
计算题训练三
=18×
=24×
=4×
=18×
=107–4=21
+x=20×
+×
45=12
计算题训练四
计算下面各题:
[1–(+)]÷
–×
÷
3
(1–×
)÷
÷
7
–(+)×
–
25÷
(–)+–
(–)÷
(+)[1–(+)]÷
3.5
计算题训练五
[(1–)×
]÷
4++
[÷
(+)]12÷
(1–)
[(1–×
[(1–)×
4
8–÷
–÷
(+)÷
(1–)
计算题训练六
用简便方法计算:
3+×
++÷
72×
(–+)2–÷
++×
+
+÷
74–÷
计算题训练七
(9+)–÷
+÷
+2–×
30×
(+–)+÷
6–×
–×
5
计算题训练八
12×
(–+)+×
4–÷
–48×
(–+)
9+×
24×
(+)
(+)×
60–275––
计算题训练九
(–)×
7097×
8+×
215×
+15×
(+–)×
7272×
9+30×
(+)÷
5+×
9