Add 72/90 and 40/6
1st number: 72/90, 2nd number: 6 4/6
72/90 + 40/6 is 112/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
72/90 = 72 × 1/90 × 1 = 72/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
40/6 = 40 × 15/6 × 15 = 600/90 - Add the two like fractions:
72/90 + 600/90 = 72 + 600/90 = 672/90 - 672/90 simplified gives 112/15
- So, 72/90 + 40/6 = 112/15
In mixed form: 77/15
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