Question

sophie set up a bracelet stand. she sells the bracelets for $0.50 per bracelet.
relate the relationship between the top row and the expression. try again to record
the expression in the table.
number of bracelets: 4, 18, b
expression for price bracelets: 0.50×4, 0.50×18,
price of bracelets: $2.00, $9.00,
(operation buttons: +, 18, ÷, ×, −, b, 0.5)

Explanation:

Step1: Identify the pattern

The expression for price is $0.50$ multiplied by the number of bracelets. For 4 bracelets: $0.50 \times 4$, for 18 bracelets: $0.50 \times 18$.

Step2: Apply pattern to $b$ bracelets

Replace the number of bracelets with $b$ in the expression.
<Expression>
$0.50 \times b$ or $0.5b$
</Expression>

Answer:

$0.5 \times b$