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 9.7-6.3 .
    Question type: Mathematical calculation
    Solution:
          9.7-6.3
        =3.4
    Answer:9.7-6.3=3.4
[2/7 Integer column vertical calculation]
    Question type: Integer addition
    Original question: 63+69
    Solution:
    63+69 = 132
    Column vertical calculation:

			6	3
➕		1	61	9
		1	3	2

[3/7 Formula]
    Work: Calculate the value of equation 9.9-4.5 .
    Question type: Mathematical calculation
    Solution:
          9.9-4.5
        =5.4
    Answer:9.9-4.5=5.4
[4/7 Formula]
    Work: Calculate the value of equation 4.6+4.5 .
    Question type: Mathematical calculation
    Solution:
          4.6+4.5
        =9.1
    Answer:4.6+4.5=9.1
[5/7 Formula]
    Work: Calculate the value of equation 6.2-3.5 .
    Question type: Mathematical calculation
    Solution:
          6.2-3.5
        =2.7
    Answer:6.2-3.5=2.7
[6/7 Formula]
    Work: Calculate the value of equation 5.4+4.9 .
    Question type: Mathematical calculation
    Solution:
          5.4+4.9
        =10.3
    Answer:5.4+4.9=10.3
[7/7 Formula]
    Work: Calculate the value of equation 0.8+9.6 .
    Question type: Mathematical calculation
    Solution:
          0.8+9.6
        =10.4
    Answer:0.8+9.6=10.4

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>>注：本次最多计算 7 道题。

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