Add 84/70 and 75/32
1st number: 1 14/70, 2nd number: 2 11/32
84/70 + 75/32 is 567/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
84/70 = 84 × 16/70 × 16 = 1344/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
75/32 = 75 × 35/32 × 35 = 2625/1120 - Add the two like fractions:
1344/1120 + 2625/1120 = 1344 + 2625/1120 = 3969/1120 - 3969/1120 simplified gives 567/160
- So, 84/70 + 75/32 = 567/160
In mixed form: 387/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+75/64 84/70+75/96