4th Grade Math Review

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 6,789 in expanded form is 6,000 + 700 + 80 + 9.

Tags

CCSS.4.NBT.A.2

Front

How do you convert a number into expanded form?

Back

To convert a number into expanded form, break it down by place value. For example, for 4,562, it would be 4,000 + 500 + 60 + 2.

Tags

CCSS.4.NBT.A.2

Front

What is the product of 68 and 32?

Back

The product of 68 and 32 is 2,176.

Tags

CCSS.4.NBT.B.5

Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the tens digit. If it's 5 or more, round up. If it's 4 or less, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 39,204 to the hundreds place.

Back

39,204 rounded to the nearest hundred is 39,200.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

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 x 3 means 4 added 3 times (4 + 4 + 4).

Tags

CCSS.3.OA.A.1

Front

What is the product of 55 and 41?

Back

The product of 55 and 41 is 2,255.

Tags

CCSS.4.NBT.B.5

Front

What is a place value?

Back

Place value is the value of a digit based on its position in a number. For example, in 5,432, the 5 is in the thousands place, so its value is 5,000.

Tags

CCSS.4.NBT.A.1

Front

How do you find the value of a digit in a number?

Back

To find the value of a digit, multiply the digit by its place value. For example, in 3,456, the value of 4 is 4 x 100 = 400.

Tags

CCSS.4.NBT.A.1

Front

What is the difference between a product and a sum?

Back

A product is the result of multiplication, while a sum is the result of addition.

Tags

CCSS.6.EE.A.1