Add 30/64 and 45/90
30/64 + 45/90 is 31/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 90 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 64 × 45 = 2880,
30/64 = 30 × 45/64 × 45 = 1350/2880 - Likewise, for the 2nd fraction, since 90 × 32 = 2880,
45/90 = 45 × 32/90 × 32 = 1440/2880 - Add the two like fractions:
1350/2880 + 1440/2880 = 1350 + 1440/2880 = 2790/2880 - 2790/2880 simplified gives 31/32
- So, 30/64 + 45/90 = 31/32
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