11/15 - Warm Up

Front

What is rounding in mathematics?

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. For example, rounding 789 to the nearest ten gives 790.

Front

How do you round off a number to the nearest ten?

Back

To round off a number to the nearest ten, look at the digit in the ones place. If it is 5 or more, round up. If it is less than 5, round down.

Front

What is the difference between two numbers?

Back

The difference is the result of subtracting one number from another. For example, the difference between 876 and 345 is 531.

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 123.67, the 6 is in the tenths place.

Front

What is the place value of 6 in 123.67?

Back

The place value of 6 in 123.67 is tenths.

Front

How do you calculate the total number of people in a class with multiple tables?

Back

To find the total number of people, multiply the number of tables by the number of people at each table. For example, 5 tables with 8 people each equals 40 people.

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 5 multiplied by 8 is the same as adding 5 eight times.

Front

What is the value of a digit in a number?

Back

The value of a digit is determined by its position in the number. For example, in the number 800, the value of 8 is 800.

Front

What is the term for the number that is being subtracted in a subtraction problem?

Back

The term for the number being subtracted is called the 'subtrahend'.

Front

What is the term for the result of a subtraction problem?

Back

The result of a subtraction problem is called the 'difference'.