Add 28/10 and 81/64
1st number: 2 8/10, 2nd number: 1 17/64
28/10 + 81/64 is 1301/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 10 × 32 = 320,
28/10 = 28 × 32/10 × 32 = 896/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
81/64 = 81 × 5/64 × 5 = 405/320 - Add the two like fractions:
896/320 + 405/320 = 896 + 405/320 = 1301/320 - So, 28/10 + 81/64 = 1301/320
In mixed form: 421/320
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