Add 16/35 and 56/90
16/35 + 56/90 is 68/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
16/35 = 16 × 18/35 × 18 = 288/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
56/90 = 56 × 7/90 × 7 = 392/630 - Add the two like fractions:
288/630 + 392/630 = 288 + 392/630 = 680/630 - 680/630 simplified gives 68/63
- So, 16/35 + 56/90 = 68/63
In mixed form: 15/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/35+56/90 16/70+56/90 48/35+56/90 80/35+56/90