Add 30/16 and 72/90
1st number: 1 14/16, 2nd number: 72/90
30/16 + 72/90 is 107/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
30/16 = 30 × 45/16 × 45 = 1350/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
72/90 = 72 × 8/90 × 8 = 576/720 - Add the two like fractions:
1350/720 + 576/720 = 1350 + 576/720 = 1926/720 - 1926/720 simplified gives 107/40
- So, 30/16 + 72/90 = 107/40
In mixed form: 227/40
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