+1090 $${\mathtt{10}}{\mathtt{\,\times\,}}{\mathtt{10}} = {\mathtt{100}}$$
It is a very simple muliplication problem that most people know by heart.
The easiest way to multiply by 10 is to move the decimal point once to the right, or add a zero as the last digit if it's a non-decimal number.
+1090 $${\mathtt{10}}{\mathtt{\,\times\,}}{\mathtt{10}} = {\mathtt{100}}$$
It is a very simple muliplication problem that most people know by heart.
The easiest way to multiply by 10 is to move the decimal point once to the right, or add a zero as the last digit if it's a non-decimal number.
