Add 98/4 and 80/5
1st number: 24 2/4, 2nd number: 16 0/5
98/4 + 80/5 is 81/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
98/4 = 98 × 5/4 × 5 = 490/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
80/5 = 80 × 4/5 × 4 = 320/20 - Add the two like fractions:
490/20 + 320/20 = 490 + 320/20 = 810/20 - 810/20 simplified gives 81/2
- So, 98/4 + 80/5 = 81/2
In mixed form: 401/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/8+80/5 98/4+80/10 98/12+80/5 98/4+80/15 98/20+80/5 98/4+80/25 98/28+80/5 98/4+80/35