1 Answer

Waltflanagan · Answer 1 · 2023-04-25T22:59:51+0000

Step 1:

Write the expression

56.23 - 45.9

Step 2:

To estimate, you will round each decimal number to the nearest whole number.

$\begin{gathered} 56.13\text{ }\approx\text{ 56} \\ 45.9\text{ }\approx\text{ 46} \end{gathered}$

Step 3:

Next, estimate

$\begin{gathered} =\text{ 56 - 46} \\ =\text{ 10} \end{gathered}$

Final answer

Option B

10

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