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Earn +20 ptsQ: All factor pairs of 21
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What are the factors and factor pairs of 21?
Factors of 21 are 1, 3, 7, and 21; the factor pairs are (1 x 21) and (3 x 7).
List all the factor pairs of 63?
(1, 63) (3, 21) (7, 9)
What are the factor pairs for 63?
There are 3 factor pairs of 63: 63 = 1 x 63 63 = 3 x 21 63 = 7 x 9
What are factor pairs for 21?
Factors are numbers you can multiply together to get another number. 21: (1, 21) (3, 7)
What are all the factor pairs of 90?
1,90,2,45,3,30,18,5,15,6 9,10
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