tally marks

Front

What are tally marks?

Back

Tally marks are a way to count things using lines. Each group of five lines is called a 'tally group.'

Front

How do you make a tally mark for one?

Back

You draw one vertical line (|).

Front

How do you make a tally mark for five?

Back

You draw four vertical lines (| | | |) and then cross them with a diagonal line (\) to make a group.

Front

If you have 3 tally marks, how many do you have?

Back

You have 3 (| | |).

Front

If you have 10 tally marks, how many groups of five do you have?

Back

You have 2 groups of five (| | | | \ | | | | \).

Front

What does a diagonal line in tally marks represent?

Back

A diagonal line represents the end of a group of five tally marks.

Front

How can you count tally marks quickly?

Back

You can count groups of five and then add the extra tally marks.

Front

If you see 2 groups of five tally marks and 3 extra tally marks, how many total tally marks are there?

Back

There are 13 tally marks (5 + 5 + 3 = 13).

Front

What is the purpose of using tally marks?

Back

Tally marks help us count and keep track of numbers easily.

Front

How do you represent the number 7 in tally marks?

Back

You draw 1 group of five (| | | | \) and 2 extra tally marks (| |).