1 x 189, 3 x 63, 7 x 27, 9 x 21.
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∙ 7y agoLilly Loves
You need at least two numbers to find a GCF.
1, 3, 7, 9, 21, 27, 63, 189.
1, 3, 7, 9, 21, 27, 63, 189.
There are many possible answers. The simplest of these is 1 and 189.
How about: 3*189 = 567
3 x 63 = 189 3 + 63 = 66
1 and 189 3 and 63 7 and 27 9 and 21
255
You need at least two numbers to find a GCF.
Pairs of numbers whose sum is -14 and that are factors of -189 include -7 and -7, and -21 and 7.
The prime numbers (factors) of 189 are: 3 and 7
63, 126, 189 and so on.