Add 72/10 and 16/4
1st number: 7 2/10, 2nd number: 4 0/4
72/10 + 16/4 is 56/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
72/10 = 72 × 2/10 × 2 = 144/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
16/4 = 16 × 5/4 × 5 = 80/20 - Add the two like fractions:
144/20 + 80/20 = 144 + 80/20 = 224/20 - 224/20 simplified gives 56/5
- So, 72/10 + 16/4 = 56/5
In mixed form: 111/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/10+32/4 72/20+16/4 72/10+16/8 72/10+48/4 72/30+16/4 72/10+16/12 72/10+80/4 72/50+16/4 72/10+16/20 72/70+16/4 72/10+16/28