Add 12/14 and 48/40
1st number: 12/14, 2nd number: 1 8/40
12/14 + 48/40 is 72/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
12/14 = 12 × 20/14 × 20 = 240/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
48/40 = 48 × 7/40 × 7 = 336/280 - Add the two like fractions:
240/280 + 336/280 = 240 + 336/280 = 576/280 - 576/280 simplified gives 72/35
- So, 12/14 + 48/40 = 72/35
In mixed form: 22/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14+48/40 12/14+96/40 12/28+48/40 12/14+48/80 36/14+48/40 12/42+48/40 60/14+48/40 12/70+48/40 84/14+48/40 12/98+48/40