Add 54/40 and 98/12
1st number: 1 14/40, 2nd number: 8 2/12
54/40 + 98/12 is 571/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
54/40 = 54 × 3/40 × 3 = 162/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
98/12 = 98 × 10/12 × 10 = 980/120 - Add the two like fractions:
162/120 + 980/120 = 162 + 980/120 = 1142/120 - 1142/120 simplified gives 571/60
- So, 54/40 + 98/12 = 571/60
In mixed form: 931/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/80+98/12 54/40+98/24 54/40+98/36 54/40+98/60 54/40+98/84