Add 30/32 and 18/21
30/32 + 18/21 is 201/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 21 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
30/32 = 30 × 21/32 × 21 = 630/672 - Likewise, for the 2nd fraction, since 21 × 32 = 672,
18/21 = 18 × 32/21 × 32 = 576/672 - Add the two like fractions:
630/672 + 576/672 = 630 + 576/672 = 1206/672 - 1206/672 simplified gives 201/112
- So, 30/32 + 18/21 = 201/112
In mixed form: 189/112
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