Add 70/10 and 45/98
1st number: 7 0/10, 2nd number: 45/98
70/10 + 45/98 is 731/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
70/10 = 70 × 49/10 × 49 = 3430/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
45/98 = 45 × 5/98 × 5 = 225/490 - Add the two like fractions:
3430/490 + 225/490 = 3430 + 225/490 = 3655/490 - 3655/490 simplified gives 731/98
- So, 70/10 + 45/98 = 731/98
In mixed form: 745/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10+90/98 70/20+45/98 70/30+45/98 70/50+45/98