Q: What numbers goes into 21?

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5 and 21

1. The two numbers are coprime.

1. The two numbers are coprime.

The numbers 1 and 3.

The number 7. 7 goes into 21 3 times; 7 goes into 49 7 times.

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5 and 21

1. The two numbers are coprime.

1. The two numbers are coprime.

The numbers that go into 21 evenly are 1, 3, 7, 21.

The HCF of the given numbers is 1

The numbers 1 and 3.

The number 7. 7 goes into 21 3 times; 7 goes into 49 7 times.

1. The two numbers are coprime.

1, 3, 7, 9, 21, 63.

Factors of 21... 1,3,7,21 Factors of 76... 1,2,4,19,38,76 Common factors to both numbers... 1

1 and 7 will go into both numbers evenly leaving no remainders

1 x 147, 3 x 49, 7 x 21.