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

[1/7 Formula]
    Work: Calculate the value of equation 5.7-2.2 .
    Question type: Mathematical calculation
    Solution:
          5.7-2.2
        =3.5
    Answer:5.7-2.2=3.5
[2/7 Integer column vertical calculation]
    Question type: Integer subtraction
    Original question: 68-7
    Solution:
    68-7 = 61
    Column vertical calculation:

			6	8
➖				7
			6	1

[3/7 Formula]
    Work: Calculate the value of equation 2.4+32 .
    Question type: Mathematical calculation
    Solution:
          2.4+32
        =34.4
    Answer:2.4+32=34.4
[4/7 Formula]
    Work: Calculate the value of equation 7.6+6 .
    Question type: Mathematical calculation
    Solution:
          7.6+6
        =13.6
    Answer:7.6+6=13.6
[5/7 Formula]
    Work: Calculate the value of equation 9.3+0.8 .
    Question type: Mathematical calculation
    Solution:
          9.3+0.8
        =10.1
    Answer:9.3+0.8=10.1
[6/7 Formula]
    Work: Calculate the value of equation 9.2-3.5 .
    Question type: Mathematical calculation
    Solution:
          9.2-3.5
        =5.7
    Answer:9.2-3.5=5.7
[7/7 Formula]
    Work: Calculate the value of equation 2.7+7.7 .
    Question type: Mathematical calculation
    Solution:
          2.7+7.7
        =10.4
    Answer:2.7+7.7=10.4

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>>注：本次最多计算 7 道题。

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