In the number 2.22, we can determine the value of each digit by considering its position in relation to the decimal point.
The digit 2 in the tenths place has a value of 2/10 or 0.2.
The digit 2 in the hundredths place has a value of 2/100 or 0.02.
The digit 2 in the thousandths place has a value of 2/1000 or 0.002.
Therefore, the value of the underlined 2 in the tenths place is 0.2 times the value of 2.
The value of the underlined 2 in the hundredths place is 0.02 times the value of 2.
The value of the underlined 2 in the thousandths place is 0.002 times the value of 2.