Add 84/8 and 7/45
1st number: 10 4/8, 2nd number: 7/45
84/8 + 7/45 is 959/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
84/8 = 84 × 45/8 × 45 = 3780/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
7/45 = 7 × 8/45 × 8 = 56/360 - Add the two like fractions:
3780/360 + 56/360 = 3780 + 56/360 = 3836/360 - 3836/360 simplified gives 959/90
- So, 84/8 + 7/45 = 959/90
In mixed form: 1059/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+14/45 84/16+7/45 84/8+7/90 84/8+21/45 84/24+7/45 84/8+35/45 84/40+7/45 84/8+49/45 84/56+7/45