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: 57+40 Solution:
57+40 =
97 Column vertical calculation:
[2/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 68+31 Solution:
68+31 =
99 Column vertical calculation:
[3/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 51+27 Solution:
51+27 =
78 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 71-53 Solution:
71-53 =
18 Column vertical calculation:
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 83-42 Solution:
83-42 =
41 Column vertical calculation:
[6/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 40+16 Solution:
40+16 =
56 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 46+27 Solution:
46+27 =
73 Column vertical calculation:
>>注:本次最多计算 7 道题。
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