Add 40/10 and 4/15
1st number: 4 0/10, 2nd number: 4/15
40/10 + 4/15 is 64/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
40/10 = 40 × 3/10 × 3 = 120/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
4/15 = 4 × 2/15 × 2 = 8/30 - Add the two like fractions:
120/30 + 8/30 = 120 + 8/30 = 128/30 - 128/30 simplified gives 64/15
- So, 40/10 + 4/15 = 64/15
In mixed form: 44/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+4/15 40/10+8/15 40/20+4/15 40/10+4/30 40/10+12/15 40/30+4/15 40/10+4/45 40/10+20/15 40/50+4/15 40/10+4/75 40/10+28/15 40/70+4/15