Add 30/24 and 40/70
1st number: 1 6/24, 2nd number: 40/70
30/24 + 40/70 is 51/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
30/24 = 30 × 35/24 × 35 = 1050/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
40/70 = 40 × 12/70 × 12 = 480/840 - Add the two like fractions:
1050/840 + 480/840 = 1050 + 480/840 = 1530/840 - 1530/840 simplified gives 51/28
- So, 30/24 + 40/70 = 51/28
In mixed form: 123/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24+40/70 30/24+80/70 30/48+40/70 90/24+40/70 30/72+40/70