Add 30/72 and 81/64
1st number: 30/72, 2nd number: 1 17/64
30/72 + 81/64 is 323/192.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 72 × 8 = 576,
30/72 = 30 × 8/72 × 8 = 240/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
81/64 = 81 × 9/64 × 9 = 729/576 - Add the two like fractions:
240/576 + 729/576 = 240 + 729/576 = 969/576 - 969/576 simplified gives 323/192
- So, 30/72 + 81/64 = 323/192
In mixed form: 1131/192
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