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: 44+24
    Solution:
    44+24 = 68
    Column vertical calculation:

			4	4
➕			2	4
			6	8

[3/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 45+33
    Solution:
    45+33 = 78
    Column vertical calculation:

			4	5
➕			3	3
			7	8

[4/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 46+22
    Solution:
    46+22 = 68
    Column vertical calculation:

			4	6
➕			2	2
			6	8

[5/7 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

[6/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 25+23
    Solution:
    25+23 = 48
    Column vertical calculation:

			2	5
➕			2	3
			4	8

[7/7 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

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>>注：本次最多计算 7 道题。

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