Add 12/5 and 42/64
1st number: 2 2/5, 2nd number: 42/64
12/5 + 42/64 is 489/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
12/5 = 12 × 64/5 × 64 = 768/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
42/64 = 42 × 5/64 × 5 = 210/320 - Add the two like fractions:
768/320 + 210/320 = 768 + 210/320 = 978/320 - 978/320 simplified gives 489/160
- So, 12/5 + 42/64 = 489/160
In mixed form: 39/160
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