Solve: 4 × 2⅐ Mixed Number Multiplication Problem

Question

4×227= 4\times2\frac{2}{7}=

Video Solution

Step-by-Step Solution

To solve the problem of multiplying the whole number 4 by the mixed fraction 2272\frac{2}{7}, we will follow these steps:

  • Step 1: Convert the mixed fraction to an improper fraction.
  • Step 2: Multiply the improper fraction by the whole number.
  • Step 3: Simplify or convert the result back to a mixed fraction.

Step 1: The mixed fraction 2272\frac{2}{7} can be converted into an improper fraction as follows:
Calculate: 2×7+2=14+2=162 \times 7 + 2 = 14 + 2 = 16.
So, 227=1672\frac{2}{7} = \frac{16}{7}.

Step 2: Multiply the whole number 4 by the improper fraction 167\frac{16}{7}:
4×167=4×167=647 4 \times \frac{16}{7} = \frac{4 \times 16}{7} = \frac{64}{7} .

Step 3: Convert the improper fraction 647\frac{64}{7} back into a mixed number:
Divide 64 by 7. The quotient is 9 and the remainder is 1, thus 647=917 \frac{64}{7} = 9\frac{1}{7} .

Therefore, the solution to the problem is 917 9\frac{1}{7} .

Answer

917 9\frac{1}{7}