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 79×42+79+79×57 .
    Question type: Mathematical calculation
    Solution:
          79×42+79+79×57
        =3318+79+79×57
        =3318+79+4503
        =3397+4503
        =7900
    Answer:79×42+79+79×57=7900
[2/7 Formula]
    Work: Calculate the value of equation (125+1000)÷125 .
    Question type: Mathematical calculation
    Solution:
          (125+1000)÷125
        =1125÷125
        =9
    Answer:(125+1000)÷125=9
[3/7 Formula]
    Work: Calculate the value of equation (4900+700)÷700 .
    Question type: Mathematical calculation
    Solution:
          (4900+700)÷700
        =5600÷700
        =8
    Answer:(4900+700)÷700=8
[4/7 Formula]
    Work: Calculate the value of equation 7300÷25÷4 .
    Question type: Mathematical calculation
    Solution:
          7300÷25÷4
        =292÷4
        =73
    Answer:7300÷25÷4=73
[5/7 Integer column vertical calculation]
    Question type: Integer division
    Original question: 1248÷24
    Solution:
    1248÷24 = 52
    Column vertical calculation:

					5	2
2	4	丿	1	2	4	8
			1	2	0
					4	8
					4	8
						0

[6/7 Formula]
    Work: Calculate the value of equation 8100÷4÷75 .
    Question type: Mathematical calculation
    Solution:
          8100÷4÷75
        =2025÷75
        =27
    Answer:8100÷4÷75=27
[7/7 Formula]
    Work: Calculate the value of equation 4×(25×65+25×28) .
    Question type: Mathematical calculation
    Solution:
          4×(25×65+25×28)
        =4×2325
        =9300
    Answer:4×(25×65+25×28)=9300

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>>注：本次最多计算 7 道题。

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