Add 72/70 and 60/50
1st number: 1 2/70, 2nd number: 1 10/50
72/70 + 60/50 is 78/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
72/70 = 72 × 5/70 × 5 = 360/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
60/50 = 60 × 7/50 × 7 = 420/350 - Add the two like fractions:
360/350 + 420/350 = 360 + 420/350 = 780/350 - 780/350 simplified gives 78/35
- So, 72/70 + 60/50 = 78/35
In mixed form: 28/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: