Add 30/9 and 40/35
1st number: 3 3/9, 2nd number: 1 5/35
30/9 + 40/35 is 94/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 9 × 35 = 315,
30/9 = 30 × 35/9 × 35 = 1050/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
40/35 = 40 × 9/35 × 9 = 360/315 - Add the two like fractions:
1050/315 + 360/315 = 1050 + 360/315 = 1410/315 - 1410/315 simplified gives 94/21
- So, 30/9 + 40/35 = 94/21
In mixed form: 410/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9+40/35 30/9+80/35 30/18+40/35 30/9+40/70 90/9+40/35 30/27+40/35 30/45+40/35 30/63+40/35