Add 54/35 and 72/40
1st number: 1 19/35, 2nd number: 1 32/40
54/35 + 72/40 is 117/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
54/35 = 54 × 8/35 × 8 = 432/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
72/40 = 72 × 7/40 × 7 = 504/280 - Add the two like fractions:
432/280 + 504/280 = 432 + 504/280 = 936/280 - 936/280 simplified gives 117/35
- So, 54/35 + 72/40 = 117/35
In mixed form: 312/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70+72/40 54/35+72/80