Add 90/8 and 12/45
1st number: 11 2/8, 2nd number: 12/45
90/8 + 12/45 is 691/60.
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,
90/8 = 90 × 45/8 × 45 = 4050/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
12/45 = 12 × 8/45 × 8 = 96/360 - Add the two like fractions:
4050/360 + 96/360 = 4050 + 96/360 = 4146/360 - 4146/360 simplified gives 691/60
- So, 90/8 + 12/45 = 691/60
In mixed form: 1131/60
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