Add 84/90 and 1/8
84/90 + 1/8 is 127/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
84/90 = 84 × 4/90 × 4 = 336/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
1/8 = 1 × 45/8 × 45 = 45/360 - Add the two like fractions:
336/360 + 45/360 = 336 + 45/360 = 381/360 - 381/360 simplified gives 127/120
- So, 84/90 + 1/8 = 127/120
In mixed form: 17/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90+2/8 84/90+1/16 84/90+3/8 84/90+1/24 84/90+5/8 84/90+1/40 84/90+7/8 84/90+1/56