Add 84/40 and 5/84
1st number: 2 4/40, 2nd number: 5/84
84/40 + 5/84 is 907/420.
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,
84/40 = 84 × 21/40 × 21 = 1764/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
5/84 = 5 × 10/84 × 10 = 50/840 - Add the two like fractions:
1764/840 + 50/840 = 1764 + 50/840 = 1814/840 - 1814/840 simplified gives 907/420
- So, 84/40 + 5/84 = 907/420
In mixed form: 267/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/40+10/84 84/80+5/84 84/40+15/84 84/40+25/84 84/40+35/84