Add 4/40 and 70/14
1st number: 4/40, 2nd number: 5 0/14
4/40 + 70/14 is 51/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
4/40 = 4 × 7/40 × 7 = 28/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
70/14 = 70 × 20/14 × 20 = 1400/280 - Add the two like fractions:
28/280 + 1400/280 = 28 + 1400/280 = 1428/280 - 1428/280 simplified gives 51/10
- So, 4/40 + 70/14 = 51/10
In mixed form: 51/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/40+70/14 4/80+70/14 4/40+70/28 12/40+70/14 4/40+70/42 20/40+70/14 28/40+70/14 4/40+70/98