Add 3/16 and 70/45
1st number: 3/16, 2nd number: 1 25/45
3/16 + 70/45 is 251/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
3/16 = 3 × 45/16 × 45 = 135/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
70/45 = 70 × 16/45 × 16 = 1120/720 - Add the two like fractions:
135/720 + 1120/720 = 135 + 1120/720 = 1255/720 - 1255/720 simplified gives 251/144
- So, 3/16 + 70/45 = 251/144
In mixed form: 1107/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/16+70/45 3/32+70/45 3/16+70/90 9/16+70/45 3/48+70/45 15/16+70/45 3/80+70/45 21/16+70/45