Adding and Subtracting Decimals

Front

What is the tenths place in the number 0.7129?

Back

The tenths place is the first digit to the right of the decimal point, which is 7.

Front

What is the result of 10.05 - 8.3?

Back

1.75

Front

What is the difference between Tamara's jump of 17.6 feet and the world record of 39.3 feet?

Back

21.7 feet

Front

Calculate the difference: $18 - 3.55.

Back

$14.45

Front

What is the sum of 55.78 and 4.6?

Back

60.38

Front

Define decimals.

Back

Decimals are numbers that have a whole number part and a fractional part, separated by a decimal point.

Front

What does it mean to add decimals?

Back

Adding decimals involves aligning the decimal points and adding the numbers as you would with whole numbers.

Front

What does it mean to subtract decimals?

Back

Subtracting decimals involves aligning the decimal points and subtracting the numbers as you would with whole numbers.

Front

How do you round a decimal to the nearest whole number?

Back

Look at the digit to the right of the decimal point; if it's 5 or more, round up, otherwise round down.

Front

What is the value of the digit 4 in the number 4.56?

Back

The value of the digit 4 is 4, as it is in the whole number part.