Add 72/84 and 8/32
72/84 + 8/32 is 31/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
72/84 = 72 × 8/84 × 8 = 576/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
8/32 = 8 × 21/32 × 21 = 168/672 - Add the two like fractions:
576/672 + 168/672 = 576 + 168/672 = 744/672 - 744/672 simplified gives 31/28
- So, 72/84 + 8/32 = 31/28
In mixed form: 13/28
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