Q: What two numbers are the GCF of 90?

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You need at least two numbers for a GCF.

40 and 50

45 and 10

10 and 45. 10=5*2 10+45=55 45*2=90 45=5*9 10*9=90

If one of the numbers is a multiple of the other, the smaller number is the GCF. If the two numbers are prime numbers, the GCF is 1. If the numbers are consecutive, the GCF is 1. If the numbers are consecutive even numbers, the GCF is 2.

Related questions

You need at least two numbers for a GCF.

The GCF of 90 and 180 is 90.

90 and 180, among others.

6 and 90

The GCF of 75 and 90 is 15.

40 and 50

The numbers are 90 and 180

45 and 10

with the numbers 90 and 45, 45 is the GCF(Greatest Common Factor).

45 and 10

Every positive number is the greatest factor of itself.

You need at least two numbers to find a GCF.