Add 4/40 and 21/32
4/40 + 21/32 is 121/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
4/40 = 4 × 4/40 × 4 = 16/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
21/32 = 21 × 5/32 × 5 = 105/160 - Add the two like fractions:
16/160 + 105/160 = 16 + 105/160 = 121/160 - So, 4/40 + 21/32 = 121/160
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