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

How do you round 1.72 to the nearest tenth?

Back

Look at the hundredths place (2). Since 2 is less than 5, you keep the tenths place (7) the same. So, 1.72 rounded to the nearest tenth is 1.7.

Front

What is the rule for rounding up?

Back

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

Front

What is the rule for rounding down?

Back

If the digit in the place immediately to the right of the rounding place is less than 5, you round down.

Front

Round 56.789 to the nearest tenth.

Back

56.8

Front

Round 1.82 to the nearest whole number.

Back

2

Front

What is the nearest whole number to 3.41?

Back

3.41 rounded to the nearest whole number is 3.

Front

Round $94.10 to the nearest ten dollars.

Back

$90.00

Front

Round 23.542 to the nearest tenth.

Back

23.5