Add 98/10 and 45/8
1st number: 9 8/10, 2nd number: 5 5/8
98/10 + 45/8 is 617/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
98/10 = 98 × 4/10 × 4 = 392/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
45/8 = 45 × 5/8 × 5 = 225/40 - Add the two like fractions:
392/40 + 225/40 = 392 + 225/40 = 617/40 - So, 98/10 + 45/8 = 617/40
In mixed form: 1517/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10+90/8 98/20+45/8 98/10+45/16 98/30+45/8 98/10+45/24 98/50+45/8 98/10+45/40 98/70+45/8 98/10+45/56