Topics 1-7 Practice

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 721,385, the digit 3 is in the thousands place, so its value is 3,000.

Front

How do you compare two numbers?

Back

To compare two numbers, look at the digits from left to right and find the first place where they differ. The number with the larger digit in that place is greater.

Front

What is the value of n in the equation 6 × n = 54?

Back

The value of n is 9, because 6 × 9 = 54.

Front

What does the term 'remainder' mean in division?

Back

The remainder is the amount left over after division when one number cannot be divided evenly by another.

Front

What are partial products in multiplication?

Back

Partial products are the results of multiplying each digit of one number by each digit of another number, then adding those results together.

Front

What is the value of the bold digit in 144,683?

Back

The bold 4 has a value of 40,000, which is 10 times the value of the 4 to its right, which is 4,000.

Front

How do you find the remainder of a division problem?

Back

To find the remainder, divide the first number by the second number and subtract the largest multiple of the second number that is less than or equal to the first number.

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 4 × 3 means adding 4 three times: 4 + 4 + 4 = 12.

Front

What is the difference between a digit and a number?

Back

A digit is a single symbol used to represent numbers (0-9), while a number is a combination of digits that represents a value.

Front

What is the standard form of a number?

Back

The standard form of a number is the way of writing numbers using digits. For example, the standard form of four thousand is 4,000.