Add 40/35 and 56/90
1st number: 1 5/35, 2nd number: 56/90
40/35 + 56/90 is 556/315.
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,
40/35 = 40 × 18/35 × 18 = 720/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
56/90 = 56 × 7/90 × 7 = 392/630 - Add the two like fractions:
720/630 + 392/630 = 720 + 392/630 = 1112/630 - 1112/630 simplified gives 556/315
- So, 40/35 + 56/90 = 556/315
In mixed form: 1241/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/35+56/90 40/70+56/90