Add 75/42 and 32/40
1st number: 1 33/42, 2nd number: 32/40
75/42 + 32/40 is 181/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 40 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 42 × 20 = 840,
75/42 = 75 × 20/42 × 20 = 1500/840 - Likewise, for the 2nd fraction, since 40 × 21 = 840,
32/40 = 32 × 21/40 × 21 = 672/840 - Add the two like fractions:
1500/840 + 672/840 = 1500 + 672/840 = 2172/840 - 2172/840 simplified gives 181/70
- So, 75/42 + 32/40 = 181/70
In mixed form: 241/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/42+64/40 75/84+32/40 75/42+32/80 75/42+96/40