3:7; you just divide each number by 7.
LCM of 21 & 49 is 147, so all multiples of 147 are common multiples of 21 & 49.
21/49 = 3/7
The GCF is 7.
The LCM is 441.
21% of 49 is 10.29
Factors or 21 are: 1 3 7 21 Factors or 49 are: 1 7 49 Common factors of 21 and 49 are: 1 and 7
b 21 28 35 42 49
7 14 21 28 35 42 49 56...
21
The factors of 21 are 1, 3, 7, and 21. The factors of 49 are 1, 7, and 49.
Multiples 21: 1,3,7,21Multiples 49: 1,7,49
3:7; you just divide each number by 7.
The GCF of 21, 49, and 84 is 7.
LCM of 21 & 49 is 147, so all multiples of 147 are common multiples of 21 & 49.
21, 28, 35, 42, 49
The GCF is 7.