Add 21/5 and 54/64
1st number: 4 1/5, 2nd number: 54/64
21/5 + 54/64 is 807/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
21/5 = 21 × 64/5 × 64 = 1344/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
54/64 = 54 × 5/64 × 5 = 270/320 - Add the two like fractions:
1344/320 + 270/320 = 1344 + 270/320 = 1614/320 - 1614/320 simplified gives 807/160
- So, 21/5 + 54/64 = 807/160
In mixed form: 57/160
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