Estimate the sum or difference by rounding each number to the nearest ten.
-$\begin{array} { r }
63 \
- 45 \
\hline
\end{array}$
A)10
B)18
C)110
D)20

Name: Estimate the sum or difference by rounding each number to the nearest ten. -$\begin{array} { r } 63 \\ - 45 \\ \hline \end{array}$ A)10 B)18 C)110 D)20
Brand: Quizplus
Rating: 4.9 (28 reviews)

Question

Estimate the sum or difference by rounding each number to the nearest ten.
-$\begin{array} { r } 
63 \
- 45 \
\hline
\end{array}$
A)10
B)18
C)110
D)20

Quizplus · Accepted Answer

Rounding 63 to the nearest ten gives 60, and rounding 45 to the nearest ten gives 50. 60 - 50 = 10.

Estimate the Sum or Difference by Rounding Each Number to the Nearest