180/630 can be multiplied by 0.01111.../0.01111... to simplify it to 2/7. Multiplying by 1, does not change the value of the number, and any number divided by itself equals 1.
630/30 = 21/1 = 21
7/12
11/18
495/630 = 11/14 in its lowest terms
171/630 = (19×9)/(70×9) = 19/70
630 - 180 = 450
The greatest common factor of the numbers 180 and 630 is 90.
You cannot because 630 is an integer. It is neither a fraction nor a mixed number.
90, 180, 270, 360, 450, 540, 630, . . .
630/810 = 7/9
180 = 22 x 32 x 5 630 = 2 x 32 x 5 x 7 So the common prime factors are 2, 32 & 5 The hcf of 180 and 630 = 2 x 32 x 5 = 90 (take lowest power of all primes) The LCM of 180 and 630 = 22 x 32 x 5 x 7 = 1260 (take highest power of all primes)
90, 180, 270, 360, 450, 540, 630 and so on.