2 × ( ) = 4
( ) × 3 = 12
( ) - 5 = 15
3 + ( ) = 12
3 + ( ) = 6
( ) × 5 = 5
3 × 4 + 8 =
3 × 5 - 7 =
2 × 3 - 5 =
4 × 5 + 7 =
5 × 5 + 7 =
6 × 4 - 8 =
测试4：
2 × 3 =
1 × 1 =
3 + 6 =
5 × 3 =
1 × 4 =
2 × 1 =
5 × 1 =
6 × 4 =
2 × 4 =
6 × 2 =
2 + 6 =
1 × 6 =
6 × 5 =
3 + 4 =
6 × 3 =
4 - 4 =
1 × 2 =
6 + 6 =
1 × 5 =
3 + 5 =
4 × 4 =
4 × 6 =
3 × 6 =
6 - 4 =
3 × 5 =
5 + 6 =
5 - 4 =
6 + 6 =
4 - 4 =
6 × 3 =
1 × 2 =
测试2：
( ) × 1 = 2
( ) - 5 = 20
4 + ( ) = 24
5 × ( ) = 30
6 × ( ) = 6
( ) - 1 = 4
( ) - 3 = 18
( ) × 6 = 12
( ) - 2 = 10
8x7=
9x7=
7x8=
8x8=
9x8=
7x9=
8x9=
9x9=
1x（ ）=1
2x（ ）=2
3x（ ）=3
1x（ ）=2
2x（ ）=4
3x（ ）=6
1x（ ）=3
2x（ ）=6
3x（ ）=9
1x（ ）=4
2x（ ）=8
3x（ ）=12
1x（ ）=5
2x（ ）=10
3x（ ）=15
1x（ ）=6
2x（ ）=12
9x（ ）=27
5x（ ）=20
9x（ ）=36
6x（ ）=54
7x（ ）=35
2x（ ）=18
9x（ ）=45
9x（ ）=18
8x（ ）=48
5x（ ）=30
5以上乘法：
7x5=
5x8=
4x9=
5x4=
9x4=
7x9=
5x7=
5x7=
8x7=
6x8=
5x9=
4x8=
5x5=
9x5=
6x4=
7x9=
3x8=
8x8=
8x2=
7x5=
6x5=
4x8=
3x9=
6x9=
8x7=
6x8=
6x7=
2x8=
9x3=
7x6=
4x9=
8x9=
6x4=
8x9=
6x4=
7x5=
8x4=
6x6=
8x6=
4x6=
7x7=
6x3=
8x7=
4x（ ）=20
2x（ ）=12
5x（ ）=40
6x（ ）=12
3x（ ）=27
2x（ ）=14
9x（ ）=63
8x（ ）=32
9x（ ）=72
7x（ ）=35
4x（ ）=32
7x（ ）=42
7x（ ）=21
4x（ ）=20
9x（ ）=27
5x（ ）=20
9x（ ）=36
6x（ ）=54
7x（ ）=35
2x（ ）=18
9x（ ）=45
9x（ ）=63
8x（ ）=48
5x（ ）=30
测试1：
2 × 1 =
4 × 5 =
4 + 5 =
3 × 4 =
5 + 5 =
6 - 2 =
2 + 5 =
测试5：
1 × ( ) = 1
2 × ( ) = 2
3 + ( ) = 9
( ) × 2 = 12
( ) × 1 = 6
5 + ( ) = 10
4 × ( ) = 12
( ) × 2 = 2
( ) × 6 = 30
4 × ( ) = 20
3x（ ）=24
5x（ ）=15
6x（ ）=30
7x（ ）=7
8x（ ）=8
9x（ ）=54
6x（ ）=12
8x（ ）=16
6x（ ）=36
4x（ ）=28
8x（ ）=24
4x（ ）=36
9x（ ）=63
8x（ ）=32
9x（ ）=9
7x（ ）=14
8x（ ）=40
7x（ ）=42
7x（ ）=21
2x（ ）=8
5x7=
6x9=
9x4=
8x6=
7x4=
7x6=
9x3=
7x8=
4x7=
5x9=
7x7=
9x8=
4x7=
7x3=
6x5=
7x5=
8x6=
9x9=
4x9=
7x5=
9x6=
4x8=
7x9=
8x8=
7x3=
9x3=
9x5=
5x9=
8x4=
9x6=
9x4=
7x7=
6x7=
8x6=
5x7=
9x7=
4x7=
6x7=
1x（ ）=8
3x（ ）=3
2x（ ）=10
3x（ ）=6
1x（ ）=3
6x（ ）=42
3x（ ）=9
5x（ ）=25
5x（ ）=45
1x（ ）=9
1x（ ）=5
8x（ ）=64
3x（ ）=15
1x（ ）=6
2x（ ）=12
3x（ ）=18
4x（ ）=4
5x（ ）=5
6x（ ）=6
4x（ ）=8
7x（ ）=56
5x（ ）=20
6x（ ）=24
4x（ ）=20
5x（ ）=25
6x（ ）=30
4x（ ）=24
5x（ ）=30
6x（ ）=36
4x（ ）=28
5x（ ）=35
6x（ ）=42
4x（ ）=32
5x（ ）=40
6x（ ）=48
4x（ ）=36
5x（ ）=45
6x（ ）=54
7x（ ）=7
8x（ ）=8
4 × 4 =
6 + 5 =
5 × 5 =
3 × 3 =
3 × 1 =
3 × 2 =
4 × 1 =
4 + 6 =
2 × 6 =
2 + 5 =
5 + 5 =
3 × 4 =
6 - 2 =
6 × 2 =
6 × 4 =
5 × 1 =
2 × 4 =
3 + 4 =
1 × 6 =
2 + 6 =
6 × 5 =
6 × 1 =
( ) - 4 = 16
3 + ( ) = 18
1 × ( ) = 5
( ) + 2 = 8
5 + ( ) = 15
( ) × 1 = 5
3 × ( ) = 15
2 × ( ) = 6
3 × 6 + 2 =
5 × 3 - 7 =
4 × 5 - 3 =
2 × 4 + 6 =
5 × 6 + 1 =
3 × 2 - 4 =
5x9=
2x7=
9x8=
4x1=
7x3=
3x5=
1x5=
8x5=
9x9=
4x2=
7x5=
9x1=
4x8=
7x6=
8x3=
1x3=
3x3=
9x2=
4x9=
7x4=
9x6=
4x4=
7x2=
6x2=
1x6=
5x3=
9x7=
4x7=
7x7=
3x1=
6x8=
8x1=
2x5=
6x3=
4x5=
3x2=
6x6=
8x2=
四四十六
一五得五
二五一十
三五十五
四五二十
五五二十五
一六得六
二六十二
三六十八
四六二十四
五六三十
六六三十六
一七得七
二七十四
三七二十一
四七二十八
五七三十五
六七四十二
七七四十九
一八得八
二八十六
三八二十四
四八三十二
五八四十
六八四十八
七八五十六
八八六十四
一九得九
二九十八
三九二十七
四九三十六
五九四十五
六九五十四
七九六十三
9x（ ）=9
7x（ ）=14
8x（ ）=16
9x（ ）=18
7x（ ）=21
8x（ ）=24
9x（ ）=27
7x（ ）=28
8x（ ）=32
9x（ ）=36
7x（ ）=35
8x（ ）=40
9x（ ）=45
7x（ ）=42
8x（ ）=48
9x（ ）=54
7x（ ）=49
8x（ ）=56
9x（ ）=63
3x（ ）=12
8x（ ）=16
4x（ ）=16