Add 84/45 and 63/56
1st number: 1 39/45, 2nd number: 1 7/56
84/45 + 63/56 is 359/120.
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,
84/45 = 84 × 56/45 × 56 = 4704/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
63/56 = 63 × 45/56 × 45 = 2835/2520 - Add the two like fractions:
4704/2520 + 2835/2520 = 4704 + 2835/2520 = 7539/2520 - 7539/2520 simplified gives 359/120
- So, 84/45 + 63/56 = 359/120
In mixed form: 2119/120
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