Add 4/35 and 30/81
4/35 + 30/81 is 458/945.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 81 is 2835
Next, find the equivalent fraction of both fractional numbers with denominator 2835 - For the 1st fraction, since 35 × 81 = 2835,
4/35 = 4 × 81/35 × 81 = 324/2835 - Likewise, for the 2nd fraction, since 81 × 35 = 2835,
30/81 = 30 × 35/81 × 35 = 1050/2835 - Add the two like fractions:
324/2835 + 1050/2835 = 324 + 1050/2835 = 1374/2835 - 1374/2835 simplified gives 458/945
- So, 4/35 + 30/81 = 458/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/35+30/81 4/35+60/81 4/70+30/81 12/35+30/81 4/35+90/81 20/35+30/81 28/35+30/81