Add 18/60 and 10/42
18/60 + 10/42 is 113/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
18/60 = 18 × 7/60 × 7 = 126/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
10/42 = 10 × 10/42 × 10 = 100/420 - Add the two like fractions:
126/420 + 100/420 = 126 + 100/420 = 226/420 - 226/420 simplified gives 113/210
- So, 18/60 + 10/42 = 113/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/60+10/42 18/60+20/42 18/60+10/84 54/60+10/42 18/60+30/42 90/60+10/42 18/60+50/42 18/60+70/42