Add 60/40 and 24/70
1st number: 1 20/40, 2nd number: 24/70
60/40 + 24/70 is 129/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
60/40 = 60 × 7/40 × 7 = 420/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
24/70 = 24 × 4/70 × 4 = 96/280 - Add the two like fractions:
420/280 + 96/280 = 420 + 96/280 = 516/280 - 516/280 simplified gives 129/70
- So, 60/40 + 24/70 = 129/70
In mixed form: 159/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40+48/70 60/80+24/70 60/40+72/70