Add 20/5 and 40/72
1st number: 4 0/5, 2nd number: 40/72
20/5 + 40/72 is 41/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
20/5 = 20 × 72/5 × 72 = 1440/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
40/72 = 40 × 5/72 × 5 = 200/360 - Add the two like fractions:
1440/360 + 200/360 = 1440 + 200/360 = 1640/360 - 1640/360 simplified gives 41/9
- So, 20/5 + 40/72 = 41/9
In mixed form: 45/9
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