Add 40/35 and 10/90
1st number: 1 5/35, 2nd number: 10/90
40/35 + 10/90 is 79/63.
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,
40/35 = 40 × 18/35 × 18 = 720/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
10/90 = 10 × 7/90 × 7 = 70/630 - Add the two like fractions:
720/630 + 70/630 = 720 + 70/630 = 790/630 - 790/630 simplified gives 79/63
- So, 40/35 + 10/90 = 79/63
In mixed form: 116/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/35+10/90 40/35+20/90 40/70+10/90 40/35+30/90 40/35+50/90 40/35+70/90