Add 84/70 and 40/36
1st number: 1 14/70, 2nd number: 1 4/36
84/70 + 40/36 is 104/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
84/70 = 84 × 18/70 × 18 = 1512/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
40/36 = 40 × 35/36 × 35 = 1400/1260 - Add the two like fractions:
1512/1260 + 1400/1260 = 1512 + 1400/1260 = 2912/1260 - 2912/1260 simplified gives 104/45
- So, 84/70 + 40/36 = 104/45
In mixed form: 214/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+80/36 84/70+40/72