Add 45/32 and 21/70
1st number: 1 13/32, 2nd number: 21/70
45/32 + 21/70 is 273/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
45/32 = 45 × 35/32 × 35 = 1575/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
21/70 = 21 × 16/70 × 16 = 336/1120 - Add the two like fractions:
1575/1120 + 336/1120 = 1575 + 336/1120 = 1911/1120 - 1911/1120 simplified gives 273/160
- So, 45/32 + 21/70 = 273/160
In mixed form: 1113/160
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