Add 54/30 and 7/80
1st number: 1 24/30, 2nd number: 7/80
54/30 + 7/80 is 151/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
54/30 = 54 × 8/30 × 8 = 432/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
7/80 = 7 × 3/80 × 3 = 21/240 - Add the two like fractions:
432/240 + 21/240 = 432 + 21/240 = 453/240 - 453/240 simplified gives 151/80
- So, 54/30 + 7/80 = 151/80
In mixed form: 171/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+14/80 54/60+7/80 54/30+21/80 54/90+7/80 54/30+35/80 54/30+49/80