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

[1/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 1100×20
    Solution:
    1100×20 = 22000
    Column vertical calculation:

							1	1	0	0
✖									2	0
							0	0	0	0
						2	2	0	0
						2	2	0	0	0

[2/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 304×20
    Solution:
    304×20 = 6080
    Column vertical calculation:

							3	0	4
✖								2	0
							0	0	0
						6	0	8
						6	0	8	0

[3/7 Integer column vertical calculation]
    Question type: Integer division
    Original question: 10500÷210
    Solution:
    10500÷210 = 50
    Column vertical calculation:

							5	0
2	1	0	丿	1	0	5	0	0
				1	0	5	0
							0	0
								0
								0

[4/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 900×20
    Solution:
    900×20 = 18000
    Column vertical calculation:

							9	0	0
✖								2	0
							0	0	0
					1	8	0	0
					1	8	0	0	0

[5/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 264×20
    Solution:
    264×20 = 5280
    Column vertical calculation:

							2	6	4
✖								2	0
							0	0	0
						5	2	8
						5	2	8	0

[6/7 Integer column vertical calculation]
    Question type: Integer division
    Original question: 8500÷170
    Solution:
    8500÷170 = 50
    Column vertical calculation:

						5	0
1	7	0	丿	8	5	0	0
				8	5	0
						0	0
							0
							0

[7/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 1080×40
    Solution:
    1080×40 = 43200
    Column vertical calculation:

							1	0	8	0
✖									4	0
							0	0	0	0
						4	3	2	0
						4	3	2	0	0

---

>>注：本次最多计算 7 道题。

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