Add 35/40 and 18/84
35/40 + 18/84 is 61/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
35/40 = 35 × 21/40 × 21 = 735/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
18/84 = 18 × 10/84 × 10 = 180/840 - Add the two like fractions:
735/840 + 180/840 = 735 + 180/840 = 915/840 - 915/840 simplified gives 61/56
- So, 35/40 + 18/84 = 61/56
In mixed form: 15/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/40+18/84 35/40+36/84 35/80+18/84 35/40+54/84 35/40+90/84