Unit 2 Review

Front

What is a mile?

Back

A mile is a unit of length in the imperial system, equal to 5,280 feet or approximately 1.609 kilometers.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would whole numbers, placing the decimal point in the sum directly below the other decimal points.

Front

What is the value of 2.76 in terms of ones, tenths, and hundredths?

Back

2.76 can be expressed as 2 ones + 7 tenths + 6 hundredths.

Front

What is the total distance Lauren runs if she runs 2.76 miles and then 0.4 miles?

Back

To find the total distance, add 2.76 miles and 0.4 miles, which equals 3.16 miles.

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten, often used to represent numbers that are not whole.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value (e.g., 0.75 = 75/100) and simplify if possible.

Front

What does 'tenths' mean in decimal notation?

Back

'Tenths' refers to the first digit to the right of the decimal point, representing one part of ten equal parts.

Front

What does 'hundredths' mean in decimal notation?

Back

'Hundredths' refers to the second digit to the right of the decimal point, representing one part of one hundred equal parts.

Front

What is the process to solve a word problem?

Back

1. Read the problem carefully. 2. Identify the question. 3. Determine what information is given. 4. Plan how to solve it. 5. Solve and check your answer.

Front

What is the importance of units in measurement?

Back

Units provide a standard way to measure and communicate quantities, ensuring clarity and consistency in understanding.