北师大版小学六年级数学简便运算练习题
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12.06+5.07+2.94
30.34+9.76-10.34
33
×3÷×3 25×7×4
88
34÷4÷1.7
102×7.3÷5.1
1
5
-
7
13
-
5
99
,
a+b+c=a+ (b + c ),
a-b+c=a –(b-c),
933-15.7-4.3
1.25÷
2
3
×0.8
17
3
+
4
3
7
17
-7
7
a+b-c=a +(b-c),
a-b-c= a-( b +c);
41.06-19.72-20.28
7-3+ 8+2-
233455
588
11
2
+7
2
+3
3
355
a×b×c=a×(b×c),
a÷b×c=a÷(b÷c),
700÷14÷5
1.96÷0.5÷4
1717
13×
19
÷
19
a+
(b + c )= a+b+c
799
a×b÷c=a×(b÷c),
a÷b÷c=a÷(b×c)
18.6÷2.5÷0.4
1.06×2.5×4
1313
29÷
27
×
27
a +(b-c)=
a+b-c
,
a –(b-c)= a-b+c a-(
b +c)= a-b-c;
19.68-(2.68+2.97)
5.68+(5.39+4.32)
19.68-(2.97+9.68)
7
252
+(-)
5
6
-(
31
78
-
7
)
a×(b×c) = a×b×c,
a÷(b×c) = a÷b÷c ,
1.25×( 8 ÷0.5)
1.25×( 213×0.8)<
br>24
×(
11
12
-
3
8
-
16
+
1
3
)
0.92×1.41+0.92×8.59
171817
a×(b÷c) = a×b÷c,
a÷(b÷c) = a÷b×c,
0.25×( 4 × 1.2)
9.3÷(4÷
100
93
) 0.74÷(71×
74
100
)
(12+
219
7
) ×7
(7
3
5
-
20
)×
5
38
167
3
7
5
×
13
-
5
×13
1.3×11.6-1.6×1.3
99
×11.6+18.4×
55
9999+999+99+9 4821-998
3.2×12.5×25
7.6÷0.25
=7.6÷
1
4
=7.6×4。
=
1.8×99+1.8
7
25
×103
-
7
25
×2-
7
25
102×0.87
7
32
×31+
7
32
1.25×88 3.6×0.25
3.5÷0.125
3.8×9.9+0.38
1.01×9.6
2.6×9.9
12
22
17
17
×
3
+
3
÷<
br>5
3333
×36
×38
37
13.5×27+13.5×72+13.5
1.5
5.3×
1
4
+2.7×25%
28×21.6-2.8×16
3
7
×7.4+0.6×150%+2÷
2
3
0.67×10.1-6.7
5.6×1.7+0.56×83