Add 45/2 and 7/70
1st number: 22 1/2, 2nd number: 7/70
45/2 + 7/70 is 113/5.
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,
45/2 = 45 × 35/2 × 35 = 1575/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
7/70 = 7 × 1/70 × 1 = 7/70 - Add the two like fractions:
1575/70 + 7/70 = 1575 + 7/70 = 1582/70 - 1582/70 simplified gives 113/5
- So, 45/2 + 7/70 = 113/5
In mixed form: 223/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+7/70 45/2+14/70 45/4+7/70 45/2+21/70 45/6+7/70 45/2+35/70 45/10+7/70 45/2+49/70 45/14+7/70