Question

Calculate the total amount with Alex and Ellie in decimals.

• A. $42.30
• B. $4230
• C. $4.230
• D. $423.3

Answer 1

The correct option is A $42.30

$\text{Total amount with Alex =}\$42$
$\text{Total amount with Ellie = 30 cents}$

$\text{To calculate the total amount, we will}$ $\text{add the money with Alex and Ellie.}$

$\text{Altogether, they have 42 dollars and}$ $\text{30 cents.}$

$\text{1 Cent =}\frac{1}{100}\text{dollar}$
$⟹\text{30 cents =}\frac{30}{100}\text{dollar}$
$\text{= 0.30 dollar}$

$\text{Representing the total amount in}$ $\text{decimals:}$
$\text{Alex and Ellie have}\$42.30\text{in all.}$