Add 36/21 and 10/8
1st number: 1 15/21, 2nd number: 1 2/8
36/21 + 10/8 is 83/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
36/21 = 36 × 8/21 × 8 = 288/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
10/8 = 10 × 21/8 × 21 = 210/168 - Add the two like fractions:
288/168 + 210/168 = 288 + 210/168 = 498/168 - 498/168 simplified gives 83/28
- So, 36/21 + 10/8 = 83/28
In mixed form: 227/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/21+10/8 36/21+20/8 36/42+10/8 36/21+10/16 36/21+30/8 36/63+10/8 36/21+10/24 36/21+50/8 36/21+10/40 36/21+70/8 36/21+10/56