Add 42/56 and 84/45
1st number: 42/56, 2nd number: 1 39/45
42/56 + 84/45 is 157/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 45 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
42/56 = 42 × 45/56 × 45 = 1890/2520 - Likewise, for the 2nd fraction, since 45 × 56 = 2520,
84/45 = 84 × 56/45 × 56 = 4704/2520 - Add the two like fractions:
1890/2520 + 4704/2520 = 1890 + 4704/2520 = 6594/2520 - 6594/2520 simplified gives 157/60
- So, 42/56 + 84/45 = 157/60
In mixed form: 237/60
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