Add 3/84 and 90/3, Solve 3/84 + 30 0/3 as a fraction

Add 3/84 and 90/3

1^st number: 3/84, 2^nd number: 30 0/3

3/84 + 90/3 is 841/28.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 84 × 1 = 84,
3/84 = 3 × 1/84 × 1 = 3/84
Likewise, for the 2nd fraction, since 3 × 28 = 84,
90/3 = 90 × 28/3 × 28 = 2520/84
Add the two like fractions:
3/84 + 2520/84 = 3 + 2520/84 = 2523/84
2523/84 simplified gives 841/28
So, 3/84 + 90/3 = 841/28
In mixed form: 301/28

MathStep (Works offline)

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