Add 5/72 and 70/45
1st number: 5/72, 2nd number: 1 25/45
5/72 + 70/45 is 13/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
5/72 = 5 × 5/72 × 5 = 25/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
70/45 = 70 × 8/45 × 8 = 560/360 - Add the two like fractions:
25/360 + 560/360 = 25 + 560/360 = 585/360 - 585/360 simplified gives 13/8
- So, 5/72 + 70/45 = 13/8
In mixed form: 15/8
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