Add 36/21 and 40/6
1st number: 1 15/21, 2nd number: 6 4/6
36/21 + 40/6 is 176/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
36/21 = 36 × 2/21 × 2 = 72/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
40/6 = 40 × 7/6 × 7 = 280/42 - Add the two like fractions:
72/42 + 280/42 = 72 + 280/42 = 352/42 - 352/42 simplified gives 176/21
- So, 36/21 + 40/6 = 176/21
In mixed form: 88/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/21+40/6 36/21+80/6 36/42+40/6 36/21+40/12 36/63+40/6 36/21+40/18 36/21+40/30 36/21+40/42