Overview: 7 questions will be solved this time.Among them
           ☆7 integer calculations

[1/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 34+24
    Solution:
    34+24 = 58
    Column vertical calculation:

			3	4
➕			2	4
			5	8

[2/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 45+23
    Solution:
    45+23 = 68
    Column vertical calculation:

			4	5
➕			2	3
			6	8

[3/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 32+23
    Solution:
    32+23 = 55
    Column vertical calculation:

			3	2
➕			2	3
			5	5

[4/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 23+23
    Solution:
    23+23 = 46
    Column vertical calculation:

			2	3
➕			2	3
			4	6

[5/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 35+24
    Solution:
    35+24 = 59
    Column vertical calculation:

			3	5
➕			2	4
			5	9

[6/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 21+26
    Solution:
    21+26 = 47
    Column vertical calculation:

			2	1
➕			2	6
			4	7

[7/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 21+24
    Solution:
    21+24 = 45
    Column vertical calculation:

			2	1
➕			2	4
			4	5

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>>注：本次最多计算 7 道题。

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