Math Problem Statement

1 1/2 x 2 1/4 as a mixed number

Solution

To multiply 112×2141 \frac{1}{2} \times 2 \frac{1}{4}, follow these steps:

Step 1: Convert the mixed numbers into improper fractions.

  1. 112=321 \frac{1}{2} = \frac{3}{2}
  2. 214=942 \frac{1}{4} = \frac{9}{4}

Step 2: Multiply the improper fractions.

32×94=278\frac{3}{2} \times \frac{9}{4} = \frac{27}{8}

Step 3: Convert the result back into a mixed number.

Divide 27 by 8:

  • 27÷8=327 \div 8 = 3 remainder 33.

Thus: 278=338\frac{27}{8} = 3 \frac{3}{8}

Final Answer:

112×214=3381 \frac{1}{2} \times 2 \frac{1}{4} = 3 \frac{3}{8}


Would you like a step-by-step breakdown of any part?

Related Questions:

  1. How do you multiply two mixed numbers in general?
  2. Can you explain improper fractions in more detail?
  3. How can you simplify fractions after multiplying?
  4. What is the difference between improper fractions and mixed numbers?
  5. How can you convert a decimal to a fraction?

Tip: Always simplify fractions during calculations if possible, to make operations easier!

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Math Problem Analysis

Mathematical Concepts

Fractions
Mixed Numbers
Multiplication of Fractions

Formulas

Multiplying Fractions: (a/b) × (c/d) = (a×c)/(b×d)
Converting Mixed Numbers to Improper Fractions

Theorems

Basic Fraction Multiplication Theorem

Suitable Grade Level

Grades 4-6