Add 72/42 and 21/96
1st number: 1 30/42, 2nd number: 21/96
72/42 + 21/96 is 433/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
72/42 = 72 × 16/42 × 16 = 1152/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
21/96 = 21 × 7/96 × 7 = 147/672 - Add the two like fractions:
1152/672 + 147/672 = 1152 + 147/672 = 1299/672 - 1299/672 simplified gives 433/224
- So, 72/42 + 21/96 = 433/224
In mixed form: 1209/224
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