Understanding Place Value and Properties of Operations for Multi-digit Arithmetic - 3rd Grade Math

Card 0 of 864

Question

$\frac{\begin{array}[b]{r}10\ \times\ 1\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$1\times0=0$

$1\times1=1$

$\frac{\begin{array}[b]{r}10\ \times\ 1\end{array}}{ \ \ \space10}$

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Question

$\frac{\begin{array}[b]{r}20\ \times\ 2\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$2\times0=0$

$2\times2=4$

$\frac{\begin{array}[b]{r}20\ \times\ 2\end{array}}{ \ \ \space40}$

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Question

$\frac{\begin{array}[b]{r}30\ \times\ 3\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$3\times0=0$

$3\times3=9$

$\frac{\begin{array}[b]{r}30\ \times\ 3\end{array}}{ \ \ \space90}$

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Question

$\frac{\begin{array}[b]{r}40\ \times\ 4\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$4\times0=0$

$4\times4=16$

$\frac{\begin{array}[b]{r}40\ \times\ 4\end{array}}{ \ \space160}$

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Question

$\frac{\begin{array}[b]{r}50\ \times\ 5\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$5\times0=0$

$5\times5=25$

$\frac{\begin{array}[b]{r}50\ \times\ 5\end{array}}{ \ \space250}$

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Question

$\frac{\begin{array}[b]{r}60\ \times\ 6\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$6\times0=0$

$6\times6=36$

$\frac{\begin{array}[b]{r}60\ \times\ 6\end{array}}{ \ \space360}$

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Question

Solve the following:

$\frac{\begin{array}[b]{r}70\ \times\ 7\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$7\times0=0$

$7\times7=49$

$\frac{\begin{array}[b]{r}70\ \times\ 7\end{array}}{ \ \space490}$

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Question

$\frac{\begin{array}[b]{r}80\ \times\ 8\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$8\times0=0$

$8\times8=64$

$\frac{\begin{array}[b]{r}80\ \times\ 8\end{array}}{ \ \space640}$

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Question

$\frac{\begin{array}[b]{r}90\ \times\ 9\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$9\times0=0$

$9\times9=81$

$\frac{\begin{array}[b]{r}90\ \times\ 9\end{array}}{ \ \space810}$

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Question

$\frac{\begin{array}[b]{r}20\ \times\ 1\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$1\times0=0$

$1\times2=2$

$\frac{\begin{array}[b]{r}20\ \times\ 1\end{array}}{ \ \ \space20}$

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Question

$\frac{\begin{array}[b]{r}30\ \times\ 2\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$2\times0=0$

$2\times3=6$

$\frac{\begin{array}[b]{r}30\ \times\ 2\end{array}}{ \ \ \space60}$

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Question

$\frac{\begin{array}[b]{r}40\ \times\ 3\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$3\times0=0$

$3\times4=12$

$\frac{\begin{array}[b]{r}40\ \times\ 3\end{array}}{ \ \space120}$

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Question

$\frac{\begin{array}[b]{r}50\ \times\ 4\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$4\times0=0$

$4\times5=20$

$\frac{\begin{array}[b]{r}50\ \times\ 4\end{array}}{ \ \space200}$

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Question

$\frac{\begin{array}[b]{r}60\ \times\ 5\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$5\times0=0$

$5\times6=30$

$\frac{\begin{array}[b]{r}60\ \times\ 5\end{array}}{ \ \space300}$

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Question

$\frac{\begin{array}[b]{r}70\ \times\ 6\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$6\times0=0$

$6\times7=42$

$\frac{\begin{array}[b]{r}70\ \times\ 6\end{array}}{ \ \space420}$

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Question

$\frac{\begin{array}[b]{r}80\ \times\ 7\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$7\times0=0$

$7\times8=56$

$\frac{\begin{array}[b]{r}80\ \times\ 7\end{array}}{ \ \space560}$

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Question

$\frac{\begin{array}[b]{r}90\ \times\ 8\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$8\times0=0$

$8\times9=72$

$\frac{\begin{array}[b]{r}90\ \times\ 8\end{array}}{ \ \space720}$

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Question

$\frac{\begin{array}[b]{r}10\ \times\ 9\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$9\times0=0$

$9\times1=9$

$\frac{\begin{array}[b]{r}10\ \times\ 9\end{array}}{ \ \ \space90}$

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Question

$\frac{\begin{array}[b]{r}20\ \times\ 8\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$8\times0=0$

$8\times2=16$

$\frac{\begin{array}[b]{r}20\ \times\ 8\end{array}}{ \ \space160}$

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Question

$\frac{\begin{array}[b]{r}90\ \times\ 7\end{array}}{ \ \ \ \space}$

Answer

To solve this problem, we multiply by the ones position and the tens position.

$7\times0=0$

$7\times9=63$

$\frac{\begin{array}[b]{r}90\ \times\ 7\end{array}}{ \ \space630}$

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