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

[1/7 Integer column vertical calculation]
    Question type: Integer subtraction
    Original question: 96-3
    Solution:
    96-3 = 93
    Column vertical calculation:

			9	6
➖				3
			9	3

[2/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 72+5
    Solution:
    72+5 = 77
    Column vertical calculation:

			7	2
➕				5
			7	7

[3/7 Integer column vertical calculation]
    Question type: Integer subtraction
    Original question: 89-5
    Solution:
    89-5 = 84
    Column vertical calculation:

			8	9
➖				5
			8	4

[4/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 153+1
    Solution:
    153+1 = 154
    Column vertical calculation:

			1	5	3
➕					1
			1	5	4

[5/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 6+91
    Solution:
    6+91 = 97
    Column vertical calculation:

				6
➕			9	1
			9	7

[6/7 Formula]
    Work: Calculate the value of equation 10.7+4 .
    Question type: Mathematical calculation
    Solution:
          10.7+4
        =14.7
    Answer:10.7+4=14.7
[7/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 23+10
    Solution:
    23+10 = 33
    Column vertical calculation:

			2	3
➕			1	0
			3	3

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>>注：本次最多计算 7 道题。

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