Add 12/80 and 42/64
12/80 + 42/64 is 129/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 80 × 4 = 320,
12/80 = 12 × 4/80 × 4 = 48/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
42/64 = 42 × 5/64 × 5 = 210/320 - Add the two like fractions:
48/320 + 210/320 = 48 + 210/320 = 258/320 - 258/320 simplified gives 129/160
- So, 12/80 + 42/64 = 129/160
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