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Q: How many times does 1 go to 81?

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20.25 or 25 1/220 times with 1 remaining

1 with remainder 31.

40 with remainder 1.

1 with remainder 81.

1 with remainder 40.

Five times... with a remainder of 1

16 with 1 remaining 81 - 1 = 80 = 5 x 16

40 with 1 remaining 81 - 1 = 80 = 2 x 40

81 gose into 90 1 time

Nine times, with a remainder of 1 9 x 9 =81

There are infinitely many answers. 1 times 81, for example.

It could go in aproximately 3 times.

20 times with remainder 1.

How about: 9 times 9 = 81 or 81 times 1 = 81

12, with one remainder.12.25 times or 12 times with a remainder of 1.

27 and 3 can go into 81. 81, and 1 can also go into 81.

4 can go into 81 twenty whole times. After that, the 81 is still not full, but there is onlyenough room left in it for ' 1 ' more, so it is not possible to jam the entire 4 in again.If you're allowed to cut the 4 up in pieces, then you can use ' 1 ' to fill up the restof the 81, and then unobtrusively discard the 3 that you have left over.

81 x 4 - 1 = 323

-1 × 81 -3 × 27 -9 × 9 -27 × 3 -81 × 1

1, 3, 9, 27, 81.

9 x 9 = 81 These numbers go into 81: 1, 3, 9, 27, 81.

The factors of 81 are 1, 3, 9, 27, and 81 .

1 times 81 3 times 27 9 times 9

1, 3, 9, 27, 81.

1, 3, 9, 27, 81.