Add 72/50 and 18/70
1st number: 1 22/50, 2nd number: 18/70
72/50 + 18/70 is 297/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
72/50 = 72 × 7/50 × 7 = 504/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
18/70 = 18 × 5/70 × 5 = 90/350 - Add the two like fractions:
504/350 + 90/350 = 504 + 90/350 = 594/350 - 594/350 simplified gives 297/175
- So, 72/50 + 18/70 = 297/175
In mixed form: 1122/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50+36/70 72/50+54/70 72/50+90/70