Add 42/45 and 9/48
42/45 + 9/48 is 269/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
42/45 = 42 × 16/45 × 16 = 672/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
9/48 = 9 × 15/48 × 15 = 135/720 - Add the two like fractions:
672/720 + 135/720 = 672 + 135/720 = 807/720 - 807/720 simplified gives 269/240
- So, 42/45 + 9/48 = 269/240
In mixed form: 129/240
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