Add 15/8 and 63/45
1st number: 1 7/8, 2nd number: 1 18/45
15/8 + 63/45 is 131/40.
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,
15/8 = 15 × 45/8 × 45 = 675/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
63/45 = 63 × 8/45 × 8 = 504/360 - Add the two like fractions:
675/360 + 504/360 = 675 + 504/360 = 1179/360 - 1179/360 simplified gives 131/40
- So, 15/8 + 63/45 = 131/40
In mixed form: 311/40
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