Add 9/42 and 45/64
9/42 + 45/64 is 411/448.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 42 × 32 = 1344,
9/42 = 9 × 32/42 × 32 = 288/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
45/64 = 45 × 21/64 × 21 = 945/1344 - Add the two like fractions:
288/1344 + 945/1344 = 288 + 945/1344 = 1233/1344 - 1233/1344 simplified gives 411/448
- So, 9/42 + 45/64 = 411/448
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