Add 45/90 and 84/8
1st number: 45/90, 2nd number: 10 4/8
45/90 + 84/8 is 11/1.
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,
45/90 = 45 × 4/90 × 4 = 180/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
84/8 = 84 × 45/8 × 45 = 3780/360 - Add the two like fractions:
180/360 + 3780/360 = 180 + 3780/360 = 3960/360 - 3960/360 simplified gives 11/1
- So, 45/90 + 84/8 = 11/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 45/90+84/16 45/90+84/24 45/90+84/40 45/90+84/56