Add 20/5 and 18/64
1st number: 4 0/5, 2nd number: 18/64
20/5 + 18/64 is 137/32.
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,
20/5 = 20 × 64/5 × 64 = 1280/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
18/64 = 18 × 5/64 × 5 = 90/320 - Add the two like fractions:
1280/320 + 90/320 = 1280 + 90/320 = 1370/320 - 1370/320 simplified gives 137/32
- So, 20/5 + 18/64 = 137/32
In mixed form: 49/32
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