Add 63/8 and 20/45
1st number: 7 7/8, 2nd number: 20/45
63/8 + 20/45 is 599/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
63/8 = 63 × 45/8 × 45 = 2835/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
20/45 = 20 × 8/45 × 8 = 160/360 - Add the two like fractions:
2835/360 + 160/360 = 2835 + 160/360 = 2995/360 - 2995/360 simplified gives 599/72
- So, 63/8 + 20/45 = 599/72
In mixed form: 823/72
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