Add 21/45 and 4/32
21/45 + 4/32 is 71/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 32 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 45 × 32 = 1440,
21/45 = 21 × 32/45 × 32 = 672/1440 - Likewise, for the 2nd fraction, since 32 × 45 = 1440,
4/32 = 4 × 45/32 × 45 = 180/1440 - Add the two like fractions:
672/1440 + 180/1440 = 672 + 180/1440 = 852/1440 - 852/1440 simplified gives 71/120
- So, 21/45 + 4/32 = 71/120
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