Add 35/2 and 45/70
1st number: 17 1/2, 2nd number: 45/70
35/2 + 45/70 is 127/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
35/2 = 35 × 35/2 × 35 = 1225/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
45/70 = 45 × 1/70 × 1 = 45/70 - Add the two like fractions:
1225/70 + 45/70 = 1225 + 45/70 = 1270/70 - 1270/70 simplified gives 127/7
- So, 35/2 + 45/70 = 127/7
In mixed form: 181/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2+45/70 35/2+90/70 35/4+45/70 35/6+45/70 35/10+45/70 35/14+45/70