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Worksheets4年级数学乘法心算
Total questions: 50
Worksheet time: 8mins
7 x 9 =
81
63
64
49
32
42
36
63
36
54
72
45
6 x ( ) = 12
2
3
4
5
( ? ) x 3 = 36
? = 3
? = 6
? = 11
? = 12
8 x ( ? )= 64
？ = 6
？= 8
？= 4
？= 1
25
60
30
35
32
28
48
24
( ) x 6 = 18
3
4
6
5
4
40
400
4000
3 X（ ）= 24
3
8
5
6
72 = ( ) X 8
9
7
8
10
15 = 3 X（ ）
2
3
4
5
9 X 9 =
81
18
1
0
45 = 5 X（ ）
8
7
9
6
12 x 8 =
96
108
84
120
12 x 5 =
60
72
48
84
（ ） x 7 = 77
12
7
10
11
12 x 4 =
48
60
84
36
6 X 10 =
60
6
16
4
8 X ( )= 64
7
8
9
10
（ ）X 7 = 56
7
8
9
6
10 X 10 = ( )
10
100
1000
10000
4 X 9 =
30
32
34
36
7 X 7 = ( )
100
81
36
49
( ) X 7 = 21
6
5
3
8
9 X( )= 9
8
9
1
6
7 x ( ) = 28
4
3
5
6
5 X 4 = ( )
15
20
25
30
63 = 9 X ()
8
9
7
6
3 X 5 = ( )
6 X 0 = ( )
60
2 X 7 = ( )
( ) X 8 = 72
( ) X 7 = 56
( ) X 4 = 32
6 X 4 = ( )
( ) X 7 = 49
9 X ( ) = 18
3
5
7
2
740 X 100= ( )
74
740
7400
74000
6 X 0 = ( )
32 X 1000 =
32000
3200
320
32
48 = 6 X ( )
7 X ( ) = 14
3
5
2
10
9 X () = 99
12
13
11
10
( ) X 8 = 56
( ) X 7 = 84
( ) = 5 X 9
306 X ( ) = 30600
10
100
1000
10000
83 X ( ) = 830
10
100
1000
10000
