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Rounding Decimals · Easy Worksheet 1

Rounding Decimals — Easy Worksheet 1

Grade 5 · MathSheets    Name: ____________________   Date: __________

Answer each question. The same kind of rounding comes in different shapes. Always round to the place named in the question.

How to solve

Find the digit in the place you are rounding to, then look at the digit just to its right. If that digit is 5 or more, add 1 to the rounding digit; if it is 4 or less, leave it alone. Then drop every digit after the rounding place. If the rounding digit is a 9 and goes up, it becomes 0 and the place to its left goes up by 1 (4.96 to the nearest tenth is 5.0).

Example

Round 20.7 to the nearest whole number.

Answer: 21

right so far

Warm-up

1 Round 4.01 to the nearest whole number.
2 Round 15.6 to the nearest whole number.
3 Round 14.91 to the nearest whole number.

Picture it

4 4.8 is between 4 and 5. Which of the two is it closer to? That is 4.8 rounded to the nearest whole number.
44.554.8

Think it through

5 16.15 is between two whole numbers that are next to each other: 16 and ___
6 You want to round 4.5 to the nearest whole number. Which digit of 4.5 tells you whether to round up or down?
7 Which number rounds to 3 when you round to the nearest whole number: 3.5, 1.5 or 2.5?

Challenge

8 Lily rounded 9.14 to the nearest whole number and got 9. Is Lily right? Write yes or no.

/ right