Add 72/90 and 90/48
1st number: 72/90, 2nd number: 1 42/48
72/90 + 90/48 is 107/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
72/90 = 72 × 8/90 × 8 = 576/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
90/48 = 90 × 15/48 × 15 = 1350/720 - Add the two like fractions:
576/720 + 1350/720 = 576 + 1350/720 = 1926/720 - 1926/720 simplified gives 107/40
- So, 72/90 + 90/48 = 107/40
In mixed form: 227/40
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