Add 4/9 and 54/70
4/9 + 54/70 is 383/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
4/9 = 4 × 70/9 × 70 = 280/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
54/70 = 54 × 9/70 × 9 = 486/630 - Add the two like fractions:
280/630 + 486/630 = 280 + 486/630 = 766/630 - 766/630 simplified gives 383/315
- So, 4/9 + 54/70 = 383/315
In mixed form: 168/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/9+54/70 4/18+54/70 12/9+54/70 4/27+54/70 20/9+54/70 4/45+54/70 28/9+54/70 4/63+54/70