Add 70/8 and 21/45
1st number: 8 6/8, 2nd number: 21/45
70/8 + 21/45 is 553/60.
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,
70/8 = 70 × 45/8 × 45 = 3150/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
21/45 = 21 × 8/45 × 8 = 168/360 - Add the two like fractions:
3150/360 + 168/360 = 3150 + 168/360 = 3318/360 - 3318/360 simplified gives 553/60
- So, 70/8 + 21/45 = 553/60
In mixed form: 913/60
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