Add 40/24 and 30/7
1st number: 1 16/24, 2nd number: 4 2/7
40/24 + 30/7 is 125/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 7 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
40/24 = 40 × 7/24 × 7 = 280/168 - Likewise, for the 2nd fraction, since 7 × 24 = 168,
30/7 = 30 × 24/7 × 24 = 720/168 - Add the two like fractions:
280/168 + 720/168 = 280 + 720/168 = 1000/168 - 1000/168 simplified gives 125/21
- So, 40/24 + 30/7 = 125/21
In mixed form: 520/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24+30/7 40/24+60/7 40/48+30/7 40/24+30/14 40/24+90/7 40/72+30/7 40/24+30/21 40/24+30/35 40/24+30/49