Add 7/30 and 56/40
1st number: 7/30, 2nd number: 1 16/40
7/30 + 56/40 is 49/30.
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,
7/30 = 7 × 4/30 × 4 = 28/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
56/40 = 56 × 3/40 × 3 = 168/120 - Add the two like fractions:
28/120 + 168/120 = 28 + 168/120 = 196/120 - 196/120 simplified gives 49/30
- So, 7/30 + 56/40 = 49/30
In mixed form: 119/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30+56/40 7/60+56/40 7/30+56/80 21/30+56/40 7/90+56/40 35/30+56/40 49/30+56/40