Calculate \(3.981 x 10\).
\[3.9810\]
\[39.81\]
\[398.1\]
Calculate \({8.13}\times{1,000}\)
\[{81.3}\]
\[{813}\]
\[{8,130}\]
An exercise book costs \({89}{p}\). What is the price of \({10}\) exercise books?
\[\pounds{8.90}\]
\[\pounds{89}\]
\[\pounds{90}\]
Calculate \({4.56}\times{3}\)
\[{12.168}\]
\[{13.68}\]
\[{14.18}\]
Calculate \({6.1}\times{100}\)
\[{61.0}\]
\[{6.100}\]
\[{610}\]
Calculate \(4.873 \times 10,000\).
\[4,873\]
\[487,300\]
\[48,730\]
Calculate \(2.948 \times 4\).
11.792
12.002
12.478