Add 45/72 and 56/35
1st number: 45/72, 2nd number: 1 21/35
45/72 + 56/35 is 89/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 35 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
45/72 = 45 × 35/72 × 35 = 1575/2520 - Likewise, for the 2nd fraction, since 35 × 72 = 2520,
56/35 = 56 × 72/35 × 72 = 4032/2520 - Add the two like fractions:
1575/2520 + 4032/2520 = 1575 + 4032/2520 = 5607/2520 - 5607/2520 simplified gives 89/40
- So, 45/72 + 56/35 = 89/40
In mixed form: 29/40
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