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

[1/7 Formula]
    Work: Calculate the value of equation 400×(5+140) .
    Question type: Mathematical calculation
    Solution:
          400×(5+140)
        =400×145
        =58000
    Answer:400×(5+140)=58000
[2/7 Formula]
    Work: Calculate the value of equation (160+80)×250 .
    Question type: Mathematical calculation
    Solution:
          (160+80)×250
        =240×250
        =60000
    Answer:(160+80)×250=60000
[3/7 Formula]
    Work: Calculate the value of equation (160+8)×250 .
    Question type: Mathematical calculation
    Solution:
          (160+8)×250
        =168×250
        =42000
    Answer:(160+8)×250=42000
[4/7 Formula]
    Work: Calculate the value of equation (20+18)×250 .
    Question type: Mathematical calculation
    Solution:
          (20+18)×250
        =38×250
        =9500
    Answer:(20+18)×250=9500
[5/7 Formula]
    Work: Calculate the value of equation 1500×(2+150) .
    Question type: Mathematical calculation
    Solution:
          1500×(2+150)
        =1500×152
        =228000
    Answer:1500×(2+150)=228000
[6/7 Formula]
    Work: Calculate the value of equation 150×(100+2) .
    Question type: Mathematical calculation
    Solution:
          150×(100+2)
        =150×102
        =15300
    Answer:150×(100+2)=15300
[7/7 Formula]
    Work: Calculate the value of equation 750×(2+100) .
    Question type: Mathematical calculation
    Solution:
          750×(2+100)
        =750×102
        =76500
    Answer:750×(2+100)=76500

---

>>注：本次最多计算 7 道题。

Your problem has not been solved here? Please go to the Hot Problems section！