The answer is 15.12 . Since there are 2 numbers after the decimal place in the question, there has to be the same amount in the answer.
742
3, remainder 9
The factors of 21 are 3x7 The prime factors of 72 are 2x2x2x3x3 So you need to multiply 2x2x2x3x3x7 2x2x2x3x3x7=504 Therefore the LCM of 21 and 72 is 504
72 รท 22 = 3.27
72 times.
72... 8 goes into 72, 9 times 9 goes into 72, 8 times and 6 goes into 72, 12 times
3, remainder 9
21 - 72 = -51
21 out of 72 = 21 / 72 = 0.291667Converting the above decimal to a percentage: 0.291667 * 100 = 29.17%
The LCM of 21 and 72 is 504.
3.4286
216
To find the percent divide 21 by 72 then multiply by 100. 29.1666667%
The GCF of 21, 30, and 72 is 3.
3.4286
The factors of 21 are 3x7 The prime factors of 72 are 2x2x2x3x3 So you need to multiply 2x2x2x3x3x7 2x2x2x3x3x7=504 Therefore the LCM of 21 and 72 is 504
The least common multiple of the numbers 72 and 21 is 504.
21 can not be divided by 2, ergo it can not be a common factor with 72