Add 15/32 and 12/42
15/32 + 12/42 is 169/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 42 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
15/32 = 15 × 21/32 × 21 = 315/672 - Likewise, for the 2nd fraction, since 42 × 16 = 672,
12/42 = 12 × 16/42 × 16 = 192/672 - Add the two like fractions:
315/672 + 192/672 = 315 + 192/672 = 507/672 - 507/672 simplified gives 169/224
- So, 15/32 + 12/42 = 169/224
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