Add 20/64 and 7/10
20/64 + 7/10 is 81/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 10 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
20/64 = 20 × 5/64 × 5 = 100/320 - Likewise, for the 2nd fraction, since 10 × 32 = 320,
7/10 = 7 × 32/10 × 32 = 224/320 - Add the two like fractions:
100/320 + 224/320 = 100 + 224/320 = 324/320 - 324/320 simplified gives 81/80
- So, 20/64 + 7/10 = 81/80
In mixed form: 11/80
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