Add 42/20 and 35/48
1st number: 2 2/20, 2nd number: 35/48
42/20 + 35/48 is 679/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
42/20 = 42 × 12/20 × 12 = 504/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
35/48 = 35 × 5/48 × 5 = 175/240 - Add the two like fractions:
504/240 + 175/240 = 504 + 175/240 = 679/240 - So, 42/20 + 35/48 = 679/240
In mixed form: 2199/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20+35/48 42/20+70/48 42/40+35/48 42/20+35/96 42/60+35/48