Add 70/18 and 96/14, Solve 3 16/18 + 6 12/14 as a fraction

Add 70/18 and 96/14

1^st number: 3 16/18, 2^nd number: 6 12/14

70/18 + 96/14 is 677/63.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
70/18 = 70 × 7/18 × 7 = 490/126
Likewise, for the 2nd fraction, since 14 × 9 = 126,
96/14 = 96 × 9/14 × 9 = 864/126
Add the two like fractions:
490/126 + 864/126 = 490 + 864/126 = 1354/126
1354/126 simplified gives 677/63
So, 70/18 + 96/14 = 677/63
In mixed form: 1047/63

MathStep (Works offline)

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