Add 30/35 and 63/64
30/35 + 63/64 is 825/448.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 35 × 64 = 2240,
30/35 = 30 × 64/35 × 64 = 1920/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
63/64 = 63 × 35/64 × 35 = 2205/2240 - Add the two like fractions:
1920/2240 + 2205/2240 = 1920 + 2205/2240 = 4125/2240 - 4125/2240 simplified gives 825/448
- So, 30/35 + 63/64 = 825/448
In mixed form: 1377/448
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/35+63/64 30/70+63/64 90/35+63/64