Add 18/4 and 42/64
1st number: 4 2/4, 2nd number: 42/64
18/4 + 42/64 is 165/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 4 × 16 = 64,
18/4 = 18 × 16/4 × 16 = 288/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
42/64 = 42 × 1/64 × 1 = 42/64 - Add the two like fractions:
288/64 + 42/64 = 288 + 42/64 = 330/64 - 330/64 simplified gives 165/32
- So, 18/4 + 42/64 = 165/32
In mixed form: 55/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/4+42/64 18/4+84/64 18/8+42/64 54/4+42/64 18/12+42/64 90/4+42/64 18/20+42/64 18/28+42/64