Add 70/56 and 12/7, Solve 1 14/56 + 1 5/7 as a fraction

Add 70/56 and 12/7

1^st number: 1 14/56, 2^nd number: 1 5/7

70/56 + 12/7 is 83/28.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56

Next, find the equivalent fraction of both fractional numbers with denominator 56
For the 1st fraction, since 56 × 1 = 56,
70/56 = 70 × 1/56 × 1 = 70/56
Likewise, for the 2nd fraction, since 7 × 8 = 56,
12/7 = 12 × 8/7 × 8 = 96/56
Add the two like fractions:
70/56 + 96/56 = 70 + 96/56 = 166/56
166/56 simplified gives 83/28
So, 70/56 + 12/7 = 83/28
In mixed form: 227/28

MathStep (Works offline)

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