7/4 = 49/28 9/7 = 36/28 49 + 36 = 85/28 or 3 and 1/28
The lcm of 28 and 49 is 196. The gcf of 28 and 49 is 7.
4849494949505050------394
LCM of 49 and 28 is 196.
49 multiplied by 28 is 1,372.
3345567
49
7/4 = 49/28 9/7 = 36/28 49 + 36 = 85/28 or 3 and 1/28
455
49 + 49 + 49 + 49 + 49 = 245 OR 49*5=245
Number of neutrons = mass number - atomic number = 49 - 21 = 28
The sum of 7 plus 7 plus 7 plus 7 plus 7 plus 7 plus 7 is 49. This can be calculated by adding each number together: 7 + 7 = 14, 14 + 7 = 21, 21 + 7 = 28, 28 + 7 = 35, 35 + 7 = 42, and finally 42 + 7 = 49.
The lcm of 28 and 49 is 196. The gcf of 28 and 49 is 7.
4849494949505050------394
LCM of 49 and 28 is 196.
21
49 multiplied by 28 is 1,372.