Add 70/75 and 3/35
70/75 + 3/35 is 107/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 35 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
70/75 = 70 × 7/75 × 7 = 490/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
3/35 = 3 × 15/35 × 15 = 45/525 - Add the two like fractions:
490/525 + 45/525 = 490 + 45/525 = 535/525 - 535/525 simplified gives 107/105
- So, 70/75 + 3/35 = 107/105
In mixed form: 12/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/75+6/35 70/75+3/70 70/75+9/35 70/75+15/35 70/75+21/35