Question

Round each decimal number to the given place value.
(i) $5.992$; tenths place
(ii) 21.805; hundredth place
(iii) $35.0014$; thousandth place

Answer 1

(i) 992 ; tenths place
Underlining the digit to be rounded 5.992. Since the digit next to the underlined digit is 9 greater than 5, we add 1 to the underlined digit.
Hence the rounded number is $6.0$.
(ii) 21.805; hundredth place
Underlining the digit to be rounded $21.805$ since the digit next to the underlined digit is 5, we add 1 to the underlined digit.
Hence the rounded number is $21.81$.
(iii) 35.0014; thousandth place
Underlining the digit to be rounded $35.0014$. Since the digit next to the underlined digit is 4 less than 5 the underlined digit remains the same.
Hence the rounded number is $35.001$.