Teen Numbers

Front

What is a teen number?

Back

A teen number is any number from 10 to 19.

Front

What is the value of the digit '5' in the number 51?

Back

In the number 51, the digit '5' represents fifty.

Front

How do you represent the number 8 using tally marks?

Back

8 is represented by 4 tallies (4 lines) crossed with another 4 tallies.

Front

What is the difference between the numbers 51 and 43?

Back

The difference is 8 (51 - 43 = 8).

Front

How many tens are in the number 80?

Back

There are 8 tens in the number 80.

Front

What is the sum of 23 and 17?

Back

The sum is 40 (23 + 17 = 40).

Front

What is the place value of '3' in the number 43?

Back

The place value of '3' in 43 is three units.

Front

How do you write the number 17 in words?

Back

Seventeen.

Front

What is the largest teen number?

Back

The largest teen number is 19.

Front

How many tally marks represent the number 15?

Back

15 is represented by 3 groups of 5 tallies.