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To solve this problem, we'll follow these steps:
Now, let's work through each step:
Step 1: Convert the mixed numbers to improper fractions.
For :
Multiply the whole number by the denominator: .
Add the numerator to this product: .
Thus, .
For :
Multiply the whole number by the denominator: .
Add the numerator: .
Thus, .
Step 2: Multiply the two improper fractions:
.
Step 3: Simplify and convert to a mixed number:
First, simplify the fraction by finding the greatest common divisor of 160 and 14, which is 2.
.
Convert to a mixed number:
Divide 80 by 7, which gives a quotient of 11 and a remainder of 3.
Thus, .
Therefore, the solution to the problem is .
\( 2\frac{5}{6}\times1\frac{1}{4}= \)
Because a mixed number like represents one complete value, not separate parts! Multiplying separately treats it as addition instead of a single number, giving you the wrong answer.
Formula: Multiply whole number by denominator, add numerator, keep same denominator. For : (4 × 7) + 4 = 32, so it becomes .
It's helpful but not required! You can convert directly to a mixed number, but simplifying to first makes the division easier.
Convert your answer back to an improper fraction and check: . Also verify by converting the original mixed numbers and multiplying: .
The remainder becomes your new numerator! When dividing 80 ÷ 7 = 11 remainder 3, write it as where 3 is the remainder over the original denominator 7.
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