Add 60/90 and 24/70
60/90 + 24/70 is 106/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
60/90 = 60 × 7/90 × 7 = 420/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
24/70 = 24 × 9/70 × 9 = 216/630 - Add the two like fractions:
420/630 + 216/630 = 420 + 216/630 = 636/630 - 636/630 simplified gives 106/105
- So, 60/90 + 24/70 = 106/105
In mixed form: 11/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+48/70 60/90+72/70