Look at the problem. Complete the sentences.

Multiply ____ and ____ to get 0.

Multiply ____ and ____ to get 1,620.

Add the partial products.

0 + 1,620 = ____

\(\begin{align}
68\\
\underline{\times \ 53}\\
\end{align}\)

\(\begin{align}
61\\
\underline{\times \ 54}\\
\end{align}\)

\(\begin{align}
90\\
\underline{\times \ 27}\\
\end{align}\)

\(\begin{align}
30\\
\underline{\times \ 47}\\
\end{align}\)

\(\begin{align}
78\\
\underline{\times \ 56}\\
\end{align}\)

\(\begin{align}
27\\
\underline{\times \ 25}\\
\end{align}\)

34 × 65

42 × $13

60 × 17

62 × 45

57 × $98

Rule ______________________

Owners of a summer camp are buying new cots for their cabins. There are 16 cabins. Each cabin needs 6 cots. Each cot costs $92. How much will the new cots cost?

A theater has 28 rows of 38 seats downstairs and 14 rows of 26 seats upstairs. How many seats does the theater have?