Add 15/25 and 63/64
15/25 + 63/64 is 507/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 25 × 64 = 1600,
15/25 = 15 × 64/25 × 64 = 960/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
63/64 = 63 × 25/64 × 25 = 1575/1600 - Add the two like fractions:
960/1600 + 1575/1600 = 960 + 1575/1600 = 2535/1600 - 2535/1600 simplified gives 507/320
- So, 15/25 + 63/64 = 507/320
In mixed form: 1187/320
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