Add 60/45 and 54/70
1st number: 1 15/45, 2nd number: 54/70
60/45 + 54/70 is 221/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
60/45 = 60 × 14/45 × 14 = 840/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
54/70 = 54 × 9/70 × 9 = 486/630 - Add the two like fractions:
840/630 + 486/630 = 840 + 486/630 = 1326/630 - 1326/630 simplified gives 221/105
- So, 60/45 + 54/70 = 221/105
In mixed form: 211/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+54/70