请用两种方法将1 9的9个数字不重复地写出其加法 减法 乘法三个等式(用九个数字不重复列加法竖式)

请用两种方法将1 9的9个数字不重复地写出其加法 减法 乘法三个等式(用九个数字不重复列加法竖式)

首页维修大全综合更新时间:2024-08-06 00:43:08

请用两种方法将1 9的9个数字不重复地写出其加法 减法 乘法三个等式

1 + 7 = 8

9 - 4 = 5

2 * 3 = 6

1 + 7 = 8

9 - 4 = 5

3 * 2 = 6

1 + 7 = 8

9 - 5 = 4

2 * 3 = 6

1 + 7 = 8

9 - 5 = 4

3 * 2 = 6

4 + 5 = 9

8 - 1 = 7

2 * 3 = 6

4 + 5 = 9

8 - 1 = 7

3 * 2 = 6

4 + 5 = 9

8 - 7 = 1

2 * 3 = 6

4 + 5 = 9

8 - 7 = 1

3 * 2 = 6

5 + 4 = 9

8 - 1 = 7

2 * 3 = 6

5 + 4 = 9

8 - 1 = 7

3 * 2 = 6

5 + 4 = 9

8 - 7 = 1

2 * 3 = 6

5 + 4 = 9

8 - 7 = 1

3 * 2 = 6

7 + 1 = 8

9 - 4 = 5

2 * 3 = 6

7 + 1 = 8

9 - 4 = 5

3 * 2 = 6

7 + 1 = 8

9 - 5 = 4

2 * 3 = 6

7 + 1 = 8

9 - 5 = 4

3 * 2 = 6

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