Add 25/80 and 12/70
25/80 + 12/70 is 271/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
25/80 = 25 × 7/80 × 7 = 175/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
12/70 = 12 × 8/70 × 8 = 96/560 - Add the two like fractions:
175/560 + 96/560 = 175 + 96/560 = 271/560 - So, 25/80 + 12/70 = 271/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/80+12/70 25/80+24/70 75/80+12/70 25/80+36/70 25/80+60/70 25/80+84/70