Add 56/30 and 8/40
1st number: 1 26/30, 2nd number: 8/40
56/30 + 8/40 is 31/15.
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,
56/30 = 56 × 4/30 × 4 = 224/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
8/40 = 8 × 3/40 × 3 = 24/120 - Add the two like fractions:
224/120 + 24/120 = 224 + 24/120 = 248/120 - 248/120 simplified gives 31/15
- So, 56/30 + 8/40 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+16/40 56/60+8/40 56/30+8/80 56/30+24/40 56/90+8/40 56/30+56/40