Add 2/35 and 72/40
1st number: 2/35, 2nd number: 1 32/40
2/35 + 72/40 is 13/7.
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,
2/35 = 2 × 8/35 × 8 = 16/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
72/40 = 72 × 7/40 × 7 = 504/280 - Add the two like fractions:
16/280 + 504/280 = 16 + 504/280 = 520/280 - 520/280 simplified gives 13/7
- So, 2/35 + 72/40 = 13/7
In mixed form: 16/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/35+72/40 2/70+72/40 2/35+72/80 6/35+72/40 10/35+72/40 14/35+72/40