Rounding Decimals

Front

What is rounding?

Back

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was.

Front

What does it mean to round to the nearest tenth?

Back

Rounding to the nearest tenth means looking at the digit in the hundredths place to decide whether to round the tenths place up or keep it the same.

Front

What is the rule for rounding up?

Back

If the digit to the right of the place you are rounding to is 5 or greater, you round up.

Front

What is the rule for rounding down?

Back

If the digit to the right of the place you are rounding to is 4 or less, you round down.

Front

Round 5.67 to the nearest tenth.

Back

5.7

Front

When rounding 18.888 to the nearest hundredth, what digit do you look at?

Back

You look at the digit in the thousandths place.

Front

Round 17.429 to the nearest whole number.

Back

17

Front

What is the 'clue digit' when rounding?

Back

The 'clue digit' is the digit immediately to the right of the place you are rounding to.

Front

What happens if the clue digit is 5?

Back

If the clue digit is 5, you round up the digit in the place you are rounding to.

Front

What does 'let it rest' mean in rounding?

Back

'Let it rest' means if the clue digit is 4 or less, you keep the digit in the rounding place the same.