Add 72/30 and 40/48
1st number: 2 12/30, 2nd number: 40/48
72/30 + 40/48 is 97/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
72/30 = 72 × 8/30 × 8 = 576/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
40/48 = 40 × 5/48 × 5 = 200/240 - Add the two like fractions:
576/240 + 200/240 = 576 + 200/240 = 776/240 - 776/240 simplified gives 97/30
- So, 72/30 + 40/48 = 97/30
In mixed form: 37/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30+80/48 72/60+40/48 72/30+40/96 72/90+40/48