Add 12/30 and 42/64
12/30 + 42/64 is 169/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 30 × 32 = 960,
12/30 = 12 × 32/30 × 32 = 384/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
42/64 = 42 × 15/64 × 15 = 630/960 - Add the two like fractions:
384/960 + 630/960 = 384 + 630/960 = 1014/960 - 1014/960 simplified gives 169/160
- So, 12/30 + 42/64 = 169/160
In mixed form: 19/160
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