Add 84/2 and 8/90
1st number: 42 0/2, 2nd number: 8/90
84/2 + 8/90 is 1894/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
84/2 = 84 × 45/2 × 45 = 3780/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Add the two like fractions:
3780/90 + 8/90 = 3780 + 8/90 = 3788/90 - 3788/90 simplified gives 1894/45
- So, 84/2 + 8/90 = 1894/45
In mixed form: 424/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+16/90 84/4+8/90 84/2+24/90 84/6+8/90 84/2+40/90 84/10+8/90 84/2+56/90 84/14+8/90