Add 36/35 and 70/40
1st number: 1 1/35, 2nd number: 1 30/40
36/35 + 70/40 is 389/140.
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,
36/35 = 36 × 8/35 × 8 = 288/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
70/40 = 70 × 7/40 × 7 = 490/280 - Add the two like fractions:
288/280 + 490/280 = 288 + 490/280 = 778/280 - 778/280 simplified gives 389/140
- So, 36/35 + 70/40 = 389/140
In mixed form: 2109/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35+70/40 36/70+70/40 36/35+70/80