Add 42/64 and 20/50
42/64 + 20/50 is 169/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 50 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 64 × 25 = 1600,
42/64 = 42 × 25/64 × 25 = 1050/1600 - Likewise, for the 2nd fraction, since 50 × 32 = 1600,
20/50 = 20 × 32/50 × 32 = 640/1600 - Add the two like fractions:
1050/1600 + 640/1600 = 1050 + 640/1600 = 1690/1600 - 1690/1600 simplified gives 169/160
- So, 42/64 + 20/50 = 169/160
In mixed form: 19/160
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