3. An expression is shown. $$ -4 \frac{1}{2}+6 \frac{3}{4} $$ hat is the value of the expressio

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Calculate or simplify the expression $$ -4 \frac{1}{2}+6 \frac{3}{4} $$.
Calculate the value by following steps:
- step0: Calculate:
  $$-4\frac{1}{2}+6\frac{3}{4}$$
- step1: Convert the expressions:
  $$-\frac{9}{2}+\frac{27}{4}$$
- step2: Reduce fractions to a common denominator:
  $$-\frac{9	imes 2}{2	imes 2}+\frac{27}{4}$$
- step3: Multiply the numbers:
  $$-\frac{9	imes 2}{4}+\frac{27}{4}$$
- step4: Transform the expression:
  $$\frac{-9	imes 2+27}{4}$$
- step5: Multiply the numbers:
  $$\frac{-18+27}{4}$$
- step6: Add the numbers:
  $$\frac{9}{4}$$
El valor de la expresión $$-4 \frac{1}{2}+6 \frac{3}{4}$$ es $$2 \frac{1}{4}$$ o $$2.25$$.
El resultado es $$2 \frac{1}{4}$$ o $$2.25$$.

An expression is shown.

hat is the value of the expressio

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An expression is shown. hat is the value of the expressio