Add 1/9 and 70/40
1st number: 1/9, 2nd number: 1 30/40
1/9 + 70/40 is 67/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 9 × 40 = 360,
1/9 = 1 × 40/9 × 40 = 40/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
70/40 = 70 × 9/40 × 9 = 630/360 - Add the two like fractions:
40/360 + 630/360 = 40 + 630/360 = 670/360 - 670/360 simplified gives 67/36
- So, 1/9 + 70/40 = 67/36
In mixed form: 131/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9+70/40 1/18+70/40 1/9+70/80 3/9+70/40 1/27+70/40 5/9+70/40 1/45+70/40 7/9+70/40 1/63+70/40