Add 45/70 and 81/32
1st number: 45/70, 2nd number: 2 17/32
45/70 + 81/32 is 711/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
45/70 = 45 × 16/70 × 16 = 720/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
81/32 = 81 × 35/32 × 35 = 2835/1120 - Add the two like fractions:
720/1120 + 2835/1120 = 720 + 2835/1120 = 3555/1120 - 3555/1120 simplified gives 711/224
- So, 45/70 + 81/32 = 711/224
In mixed form: 339/224
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