Add 90/60 and 20/8
1st number: 1 30/60, 2nd number: 2 4/8
90/60 + 20/8 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
90/60 = 90 × 2/60 × 2 = 180/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
20/8 = 20 × 15/8 × 15 = 300/120 - Add the two like fractions:
180/120 + 300/120 = 180 + 300/120 = 480/120 - 480/120 simplified gives 4/1
- So, 90/60 + 20/8 = 4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60+40/8 90/60+20/16 90/60+60/8 90/60+20/24 90/60+20/40 90/60+20/56