Add 15/10 and 4/40
1st number: 1 5/10, 2nd number: 4/40
15/10 + 4/40 is 8/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
15/10 = 15 × 4/10 × 4 = 60/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
4/40 = 4 × 1/40 × 1 = 4/40 - Add the two like fractions:
60/40 + 4/40 = 60 + 4/40 = 64/40 - 64/40 simplified gives 8/5
- So, 15/10 + 4/40 = 8/5
In mixed form: 13/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10+4/40 15/10+8/40 15/20+4/40 15/10+4/80 45/10+4/40 15/10+12/40 15/30+4/40 75/10+4/40 15/10+20/40 15/50+4/40 15/10+28/40 15/70+4/40