Add 98/80 and 10/14
1st number: 1 18/80, 2nd number: 10/14
98/80 + 10/14 is 543/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 14 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
98/80 = 98 × 7/80 × 7 = 686/560 - Likewise, for the 2nd fraction, since 14 × 40 = 560,
10/14 = 10 × 40/14 × 40 = 400/560 - Add the two like fractions:
686/560 + 400/560 = 686 + 400/560 = 1086/560 - 1086/560 simplified gives 543/280
- So, 98/80 + 10/14 = 543/280
In mixed form: 1263/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/80+20/14 98/80+10/28 98/80+30/14 98/80+10/42 98/80+50/14 98/80+10/70 98/80+70/14 98/80+10/98