Add 40/8 and 84/54
1st number: 5 0/8, 2nd number: 1 30/54
40/8 + 84/54 is 59/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
40/8 = 40 × 27/8 × 27 = 1080/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
84/54 = 84 × 4/54 × 4 = 336/216 - Add the two like fractions:
1080/216 + 336/216 = 1080 + 336/216 = 1416/216 - 1416/216 simplified gives 59/9
- So, 40/8 + 84/54 = 59/9
In mixed form: 65/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8+84/54 40/16+84/54 40/24+84/54 40/56+84/54