Add 35/21 and 7/25, Solve 1 14/21 + 7/25 as a fraction

Add 35/21 and 7/25

1^st number: 1 14/21, 2^nd number: 7/25

35/21 + 7/25 is 146/75.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 25 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 21 × 25 = 525,
35/21 = 35 × 25/21 × 25 = 875/525
Likewise, for the 2nd fraction, since 25 × 21 = 525,
7/25 = 7 × 21/25 × 21 = 147/525
Add the two like fractions:
875/525 + 147/525 = 875 + 147/525 = 1022/525
1022/525 simplified gives 146/75
So, 35/21 + 7/25 = 146/75
In mixed form: 171/75

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad