Add 3/4 and 40/30
1st number: 3/4, 2nd number: 1 10/30
3/4 + 40/30 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
3/4 = 3 × 15/4 × 15 = 45/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
40/30 = 40 × 2/30 × 2 = 80/60 - Add the two like fractions:
45/60 + 80/60 = 45 + 80/60 = 125/60 - 125/60 simplified gives 25/12
- So, 3/4 + 40/30 = 25/12
In mixed form: 21/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4+40/30 3/4+80/30 3/8+40/30 3/4+40/60 9/4+40/30 3/12+40/30 3/4+40/90 15/4+40/30 3/20+40/30 21/4+40/30 3/28+40/30