Add 98/8 and 98/70
1st number: 12 2/8, 2nd number: 1 28/70
98/8 + 98/70 is 273/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
98/8 = 98 × 35/8 × 35 = 3430/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
98/70 = 98 × 4/70 × 4 = 392/280 - Add the two like fractions:
3430/280 + 392/280 = 3430 + 392/280 = 3822/280 - 3822/280 simplified gives 273/20
- So, 98/8 + 98/70 = 273/20
In mixed form: 1313/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/16+98/70 98/24+98/70 98/40+98/70 98/56+98/70