Add 42/32 and 45/30
1st number: 1 10/32, 2nd number: 1 15/30
42/32 + 45/30 is 45/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 30 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
42/32 = 42 × 15/32 × 15 = 630/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
45/30 = 45 × 16/30 × 16 = 720/480 - Add the two like fractions:
630/480 + 720/480 = 630 + 720/480 = 1350/480 - 1350/480 simplified gives 45/16
- So, 42/32 + 45/30 = 45/16
In mixed form: 213/16
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