Overview: 7 questions will be solved this time.Among them
☆7 integer calculations
[1/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 600+500 Solution:
600+500 =
1100 Column vertical calculation:
[2/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 400+400 Solution:
400+400 =
800 Column vertical calculation:
[3/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 500+400 Solution:
500+400 =
900 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 600-500 Solution:
600-500 =
100 Column vertical calculation:
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 900-400 Solution:
900-400 =
500 Column vertical calculation:
[6/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 900-300 Solution:
900-300 =
600 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 320+300 Solution:
320+300 =
620 Column vertical calculation:
>>注:本次最多计算 7 道题。
Your problem has not been solved here? Please go to the Hot Problems section!