Add 63/8 and 25/90
1st number: 7 7/8, 2nd number: 25/90
63/8 + 25/90 is 587/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
63/8 = 63 × 45/8 × 45 = 2835/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
25/90 = 25 × 4/90 × 4 = 100/360 - Add the two like fractions:
2835/360 + 100/360 = 2835 + 100/360 = 2935/360 - 2935/360 simplified gives 587/72
- So, 63/8 + 25/90 = 587/72
In mixed form: 811/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/8+50/90 63/16+25/90 63/8+75/90 63/24+25/90 63/40+25/90 63/56+25/90