Base Ten Blocks and Place Value Subtraction Problems

Front

What is a base ten block?

Back

A base ten block is a tool used to teach place value and arithmetic. It consists of units (ones), rods (tens), and flats (hundreds) to represent numbers.

Front

What does the number 63 represent in base ten blocks?

Back

63 is made up of 6 tens (rods) and 3 ones (units).

Front

How do you add base ten blocks?

Back

To add base ten blocks, combine the units and rods together, counting how many tens and ones you have in total.

Front

What is the sum of 8 tens and 1 one?

Back

The sum is 81.

Front

What is the sum of 7 tens and 9 ones?

Back

The sum is 79.

Front

What does place value mean?

Back

Place value is the value of a digit based on its position in a number. For example, in 63, the 6 is in the tens place and represents 60.

Front

What is the value of the digit 8 in the number 89?

Back

The value of 8 in 89 is 80 because it is in the tens place.

Front

How do you represent the number 91 with base ten blocks?

Back

91 is represented by 9 tens (rods) and 1 one (unit).

Front

What is the sum of 5 tens and 5 ones?

Back

The sum is 55.

Front

What is the value of the digit 3 in the number 36?

Back

The value of 3 in 36 is 30 because it is in the tens place.