Add 45/16 and 42/35
1st number: 2 13/16, 2nd number: 1 7/35
45/16 + 42/35 is 321/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 35 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
45/16 = 45 × 35/16 × 35 = 1575/560 - Likewise, for the 2nd fraction, since 35 × 16 = 560,
42/35 = 42 × 16/35 × 16 = 672/560 - Add the two like fractions:
1575/560 + 672/560 = 1575 + 672/560 = 2247/560 - 2247/560 simplified gives 321/80
- So, 45/16 + 42/35 = 321/80
In mixed form: 41/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16+42/35 45/16+84/35 45/32+42/35 45/16+42/70 45/48+42/35 45/80+42/35