Add 4/70 and 15/49
4/70 + 15/49 is 89/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
4/70 = 4 × 7/70 × 7 = 28/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
15/49 = 15 × 10/49 × 10 = 150/490 - Add the two like fractions:
28/490 + 150/490 = 28 + 150/490 = 178/490 - 178/490 simplified gives 89/245
- So, 4/70 + 15/49 = 89/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70+15/49 4/70+30/49 4/70+15/98 12/70+15/49 4/70+45/49 20/70+15/49 4/70+75/49 28/70+15/49