Add 4/60 and 42/70
4/60 + 42/70 is 2/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
4/60 = 4 × 7/60 × 7 = 28/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
42/70 = 42 × 6/70 × 6 = 252/420 - Add the two like fractions:
28/420 + 252/420 = 28 + 252/420 = 280/420 - 280/420 simplified gives 2/3
- So, 4/60 + 42/70 = 2/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/60+42/70 4/60+84/70 12/60+42/70 20/60+42/70 28/60+42/70