Subtract 12/70 from 63/6, Solve 10 3/6

Subtract 12/70 from 63/6

1^st number: 10 3/6, 2^nd number: 12/70

63/6 - 12/70 is 723/70.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 6 × 35 = 210,
63/6 = 63 × 35/6 × 35 = 2205/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
12/70 = 12 × 3/70 × 3 = 36/210
Subtract the two like fractions:
2205/210 - 36/210 = 2205 - 36/210 = 2169/210
After reducing the fraction, the answer is 723/70
In mixed form: 1023/70

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad