Add 25/70 and 18/60
25/70 + 18/60 is 23/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
25/70 = 25 × 6/70 × 6 = 150/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
18/60 = 18 × 7/60 × 7 = 126/420 - Add the two like fractions:
150/420 + 126/420 = 150 + 126/420 = 276/420 - 276/420 simplified gives 23/35
- So, 25/70 + 18/60 = 23/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70+18/60 25/70+36/60 75/70+18/60 25/70+54/60 25/70+90/60