Add 40/30 and 1/15
1st number: 1 10/30, 2nd number: 1/15
40/30 + 1/15 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
40/30 = 40 × 1/30 × 1 = 40/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
1/15 = 1 × 2/15 × 2 = 2/30 - Add the two like fractions:
40/30 + 2/30 = 40 + 2/30 = 42/30 - 42/30 simplified gives 7/5
- So, 40/30 + 1/15 = 7/5
In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+1/15 40/30+2/15 40/60+1/15 40/30+1/30 40/30+3/15 40/90+1/15 40/30+1/45 40/30+5/15 40/30+1/75 40/30+7/15