Overview: 5 questions will be solved this time.Among them
           ☆1 arithmetic calculations
           ☆4 integer calculations

[1/5 Integer column vertical calculation]
    Question type: Integer division
    Original question: 8125/76
    Solution:
    8125/76 = 106 ··· ··· 69
    Column vertical calculation:

				1	0	6
7	6	丿	8	1	2	5
			7	6
				5	2	5
				4	5	6
					6	9

[2/5 Integer column vertical calculation]
    Question type: Integer division
    Original question: 4485/23
    Solution:
    4485/23 = 195
    Column vertical calculation:

				1	9	5
2	3	丿	4	4	8	5
			2	3
			2	1	8
			2	0	7
				1	1	5
				1	1	5
						0

[3/5 Integer column vertical calculation]
    Question type: Integer division
    Original question: 7945/88
    Solution:
    7945/88 = 90 ··· ··· 25
    Column vertical calculation:

					9	0
8	8	丿	7	9	4	5
			7	9	2
					2	5
						0
					2	5

[4/5 Integer column vertical calculation]
    Question type: Integer division
    Original question: 2134/21
    Solution:
    2134/21 = 101 ··· ··· 13
    Column vertical calculation:

				1	0	1
2	1	丿	2	1	3	4
			2	1
				0	3	4
					2	1
					1	3

[5/5 Formula]
    Work: Calculate the value of equation 3.8+4.0+4.2+4.4+4.6+4.8+5.0 .
    Question type: Mathematical calculation
    Solution:
          3.8+4.0+4.2+4.4+4.6+4.8+5.0
        =7.8+4.2+4.4+4.6+4.8+5
        =12+4.4+4.6+4.8+5
        =16.4+4.6+4.8+5
        =21+4.8+5
        =25.8+5
        =30.8
    Answer:3.8+4.0+4.2+4.4+4.6+4.8+5.0=30.8

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