Add 75/16 and 20/70
1st number: 4 11/16, 2nd number: 20/70
75/16 + 20/70 is 557/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
75/16 = 75 × 35/16 × 35 = 2625/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
20/70 = 20 × 8/70 × 8 = 160/560 - Add the two like fractions:
2625/560 + 160/560 = 2625 + 160/560 = 2785/560 - 2785/560 simplified gives 557/112
- So, 75/16 + 20/70 = 557/112
In mixed form: 4109/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/16+40/70 75/32+20/70 75/16+60/70 75/48+20/70 75/80+20/70