Add 48/40 and 70/45
1st number: 1 8/40, 2nd number: 1 25/45
48/40 + 70/45 is 124/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
48/40 = 48 × 9/40 × 9 = 432/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
70/45 = 70 × 8/45 × 8 = 560/360 - Add the two like fractions:
432/360 + 560/360 = 432 + 560/360 = 992/360 - 992/360 simplified gives 124/45
- So, 48/40 + 70/45 = 124/45
In mixed form: 234/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/40+70/45 48/80+70/45 48/40+70/90