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Q: How many nines are there is 81?

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9 x 9 = 81

81 + 48 = 129

nine with one remaining 82 - 1 = 81 = 9 x 9

9000, 9990, 9900, and many others. You can find them by adding any number of nines to 9000. For example 9 nines is 81, so 9081 is divisible by both 9 and 10.

Whole nines: none.Nines, in fraction: infinitely many.Whole nines: none.Nines, in fraction: infinitely many.Whole nines: none.Nines, in fraction: infinitely many.Whole nines: none.Nines, in fraction: infinitely many.

873 I just did this in my head remembering those times tables I learnt by rote decades ago. seven nines are 63, nine nines are 81 (or in this case nine nines by 10) that is : 810+63=873

111,111,111 nines are in a billion

There are four nines in a deck of cards.

There are approximately 11.88888889 nines in 107.

The Law of Nines has 502 pages.

7 nines, with 5 left over.

four nines - with eight left over !

9x9=81 9 9=18 9 to the power 0=1 81 18 1=100

There are exactly 20 Nines. 9,19,29,39,49,59,69,79,89,90,91,92,93,94,95,96,97,98 which totals 18 and the last number 99 has 2 nines and therefore 20 nines in total.

7

There are six!

four

Thirteen.

6

there are 55 pieces in a Yorkshire (UK) set of double nines dominoes

about 8.4 reoccurring :)

Two or eleven.

64

Four of them.

22