Answers

Add 45/64 and 40/30

1^st number: 45/64, 2^nd number: 1 10/30

45/64 + 40/30 is 391/192.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 30 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 64 × 15 = 960,
   45/64 = 45 × 15/64 × 15 = 675/960
3. Likewise, for the 2nd fraction, since 30 × 32 = 960,
   40/30 = 40 × 32/30 × 32 = 1280/960
4. Add the two like fractions:
   675/960 + 1280/960 = 675 + 1280/960 = 1955/960
5. 1955/960 simplified gives 391/192
6. So, 45/64 + 40/30 = 391/192
   In mixed form: 27/192

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁹⁰/₆₄+⁴⁰/₃₀ ⁴⁵/₆₄+⁸⁰/₃₀ ⁴⁵/₆₄+⁴⁰/₆₀ ⁴⁵/₆₄+⁴⁰/₉₀

Add Fractions Calculator