Add 40/81 and 10/60
40/81 + 10/60 is 107/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 60 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 81 × 20 = 1620,
40/81 = 40 × 20/81 × 20 = 800/1620 - Likewise, for the 2nd fraction, since 60 × 27 = 1620,
10/60 = 10 × 27/60 × 27 = 270/1620 - Add the two like fractions:
800/1620 + 270/1620 = 800 + 270/1620 = 1070/1620 - 1070/1620 simplified gives 107/162
- So, 40/81 + 10/60 = 107/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/81+10/60 40/81+20/60 40/81+30/60 40/81+50/60 40/81+70/60