Add 70/35 and 27/40
1st number: 2 0/35, 2nd number: 27/40
70/35 + 27/40 is 107/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
70/35 = 70 × 8/35 × 8 = 560/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
27/40 = 27 × 7/40 × 7 = 189/280 - Add the two like fractions:
560/280 + 189/280 = 560 + 189/280 = 749/280 - 749/280 simplified gives 107/40
- So, 70/35 + 27/40 = 107/40
In mixed form: 227/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/35+54/40 70/35+27/80 70/35+81/40