Add 63/40 and 80/45
1st number: 1 23/40, 2nd number: 1 35/45
63/40 + 80/45 is 1207/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
63/40 = 63 × 9/40 × 9 = 567/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
80/45 = 80 × 8/45 × 8 = 640/360 - Add the two like fractions:
567/360 + 640/360 = 567 + 640/360 = 1207/360 - So, 63/40 + 80/45 = 1207/360
In mixed form: 3127/360
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