Add 42/4 and 45/32
1st number: 10 2/4, 2nd number: 1 13/32
42/4 + 45/32 is 381/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 4 × 8 = 32,
42/4 = 42 × 8/4 × 8 = 336/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
45/32 = 45 × 1/32 × 1 = 45/32 - Add the two like fractions:
336/32 + 45/32 = 336 + 45/32 = 381/32 - So, 42/4 + 45/32 = 381/32
In mixed form: 1129/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+45/32 42/4+90/32 42/8+45/32 42/4+45/64 42/12+45/32 42/4+45/96 42/20+45/32 42/28+45/32