Add 40/35 and 10/30
1st number: 1 5/35, 2nd number: 10/30
40/35 + 10/30 is 31/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
40/35 = 40 × 6/35 × 6 = 240/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
10/30 = 10 × 7/30 × 7 = 70/210 - Add the two like fractions:
240/210 + 70/210 = 240 + 70/210 = 310/210 - 310/210 simplified gives 31/21
- So, 40/35 + 10/30 = 31/21
In mixed form: 110/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/35+10/30 40/35+20/30 40/70+10/30 40/35+10/60 40/35+10/90 40/35+50/30 40/35+70/30