Add 2/16 and 72/45
1st number: 2/16, 2nd number: 1 27/45
2/16 + 72/45 is 69/40.
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,
2/16 = 2 × 45/16 × 45 = 90/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
72/45 = 72 × 16/45 × 16 = 1152/720 - Add the two like fractions:
90/720 + 1152/720 = 90 + 1152/720 = 1242/720 - 1242/720 simplified gives 69/40
- So, 2/16 + 72/45 = 69/40
In mixed form: 129/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/16+72/45 2/32+72/45 2/16+72/90 6/16+72/45 2/48+72/45 10/16+72/45 2/80+72/45 14/16+72/45