Add 40/72 and 75/10
1st number: 40/72, 2nd number: 7 5/10
40/72 + 75/10 is 145/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 10 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
40/72 = 40 × 5/72 × 5 = 200/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
75/10 = 75 × 36/10 × 36 = 2700/360 - Add the two like fractions:
200/360 + 2700/360 = 200 + 2700/360 = 2900/360 - 2900/360 simplified gives 145/18
- So, 40/72 + 75/10 = 145/18
In mixed form: 81/18
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