Add 21/64 and 20/10
1st number: 21/64, 2nd number: 2 0/10
21/64 + 20/10 is 149/64.
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,
21/64 = 21 × 5/64 × 5 = 105/320 - Likewise, for the 2nd fraction, since 10 × 32 = 320,
20/10 = 20 × 32/10 × 32 = 640/320 - Add the two like fractions:
105/320 + 640/320 = 105 + 640/320 = 745/320 - 745/320 simplified gives 149/64
- So, 21/64 + 20/10 = 149/64
In mixed form: 221/64
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