Add 7/63 and 40/14, Solve 7/63 + 2 12/14 as a fraction

Add 7/63 and 40/14

1^st number: 7/63, 2^nd number: 2 12/14

7/63 + 40/14 is 187/63.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 63 × 2 = 126,
7/63 = 7 × 2/63 × 2 = 14/126
Likewise, for the 2nd fraction, since 14 × 9 = 126,
40/14 = 40 × 9/14 × 9 = 360/126
Add the two like fractions:
14/126 + 360/126 = 14 + 360/126 = 374/126
374/126 simplified gives 187/63
So, 7/63 + 40/14 = 187/63
In mixed form: 261/63

MathStep (Works offline)

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