Add 4/98 and 70/10
1st number: 4/98, 2nd number: 7 0/10
4/98 + 70/10 is 345/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
4/98 = 4 × 5/98 × 5 = 20/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
70/10 = 70 × 49/10 × 49 = 3430/490 - Add the two like fractions:
20/490 + 3430/490 = 20 + 3430/490 = 3450/490 - 3450/490 simplified gives 345/49
- So, 4/98 + 70/10 = 345/49
In mixed form: 72/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/98+70/10 4/98+70/20 12/98+70/10 4/98+70/30 20/98+70/10 4/98+70/50 28/98+70/10