Add 10/30 and 84/40
1st number: 10/30, 2nd number: 2 4/40
10/30 + 84/40 is 73/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
10/30 = 10 × 4/30 × 4 = 40/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
84/40 = 84 × 3/40 × 3 = 252/120 - Add the two like fractions:
40/120 + 252/120 = 40 + 252/120 = 292/120 - 292/120 simplified gives 73/30
- So, 10/30 + 84/40 = 73/30
In mixed form: 213/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30+84/40 10/60+84/40 10/30+84/80 10/90+84/40 50/30+84/40 70/30+84/40