Add 8/10 and 12/72
8/10 + 12/72 is 29/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
8/10 = 8 × 36/10 × 36 = 288/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Add the two like fractions:
288/360 + 60/360 = 288 + 60/360 = 348/360 - 348/360 simplified gives 29/30
- So, 8/10 + 12/72 = 29/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/10+12/72 8/10+24/72 8/20+12/72 24/10+12/72 8/10+36/72 8/30+12/72 40/10+12/72 8/10+60/72 8/50+12/72 56/10+12/72 8/10+84/72 8/70+12/72