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: 829×3
    Solution:
    829×3 = 2487
    Column vertical calculation:

						8	2	9
✖								3
					2	4	8	7
					2	4	8	7

[2/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 3×878
    Solution:
    3×878 = 2634
    Column vertical calculation:

								3
✖						8	7	8
							2	4
						2	1
					2	4
					2	6	3	4

[3/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 2×103
    Solution:
    2×103 = 206
    Column vertical calculation:

								2
✖						1	0	3
								6
							0
						2
						2	0	6

[4/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 433×2
    Solution:
    433×2 = 866
    Column vertical calculation:

						4	3	3
✖								2
						8	6	6
						8	6	6

[5/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 6×172
    Solution:
    6×172 = 1032
    Column vertical calculation:

								6
✖						1	7	2
							1	2
						4	2
						6
					1	0	3	2

[6/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 5×497
    Solution:
    5×497 = 2485
    Column vertical calculation:

								5
✖						4	9	7
							3	5
						4	5
					2	0
					2	4	8	5

[7/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 501×2
    Solution:
    501×2 = 1002
    Column vertical calculation:

						5	0	1
✖								2
					1	0	0	2
					1	0	0	2

---

>>注：本次最多计算 7 道题。

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