The number 7. 7 goes into 21 3 times; 7 goes into 49 7 times.
The only common factor of 49 and 64 (whole number that goes into both of them evenly) is ' 1 '.
3 x 49 and 7 x 21
It is: 1
One.
The number 7. 7 goes into 21 3 times; 7 goes into 49 7 times.
number times a number which goes into 147: 1 x 1473 x 49 21 x 7
What number goes into 49 and 100
49 is the square number of 7.
49
The only common factor of 49 and 64 (whole number that goes into both of them evenly) is ' 1 '.
7
Number of neutrons = mass number - atomic number = 49 - 21 = 28
The factors of 21 are 1, 3, 7, 21 The factors of 49 are 1, 7, 49 The largest matching number is 7 so 7 is the GCF of 21 and 49.
3 x 49 and 7 x 21
It is: 49-28 = 21
7