Question by Như Nguyễn Thị Quỳnh - Discuss with MathYouLike

Như Nguyễn Thị Quỳnh

24/05/2017 at 19:14

Anna wrote 2 - digit number. Ben created a 4 - digit number by coping Anna’s number twice. Then Anna divided Ben’s number. What was the result she got?

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Trần Nhật Quỳnh 24/05/2017 at 19:15

Calling the two-digit number written by Anna was: ab then the number Ben wrote was abab
The structural analysis of the number we are:
Abab = 100 x ab + ab = 101 x ab
The result of the division is: abab: ab = 101 x ab: ab = 101

Như Nguyễn Thị Quỳnh selected this answer.
→இے๖ۣۜBoy™†hïếuGîa 02/06/2017 at 10:11

Calling the two-digit number written by Anna was: ab then the number Ben wrote was abab
The structural analysis of the number we are:
Abab = 100 x ab + ab = 101 x ab
The result of the division is: abab: ab = 101 x ab: ab = 101
Lê Mạnh Tiến Đạt 31/05/2017 at 17:02

Calling the two-digit number written by Anna was: ab then the number Ben wrote was abab
The structural analysis of the number we are:
Abab = 100 x ab + ab = 101 x ab
The result of the division is: abab: ab = 101 x ab: ab = 101
Lê Mạnh Tiến Đạt 31/05/2017 at 17:02

Calling the two-digit number written by Anna was: ab then the number Ben wrote was abab
The structural analysis of the number we are:
Abab = 100 x ab + ab = 101 x ab
The result of the division is: abab: ab = 101 x ab: ab = 101

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