Add 42/45 and 24/56
42/45 + 24/56 is 143/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 45 × 56 = 2520,
42/45 = 42 × 56/45 × 56 = 2352/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
24/56 = 24 × 45/56 × 45 = 1080/2520 - Add the two like fractions:
2352/2520 + 1080/2520 = 2352 + 1080/2520 = 3432/2520 - 3432/2520 simplified gives 143/105
- So, 42/45 + 24/56 = 143/105
In mixed form: 138/105
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