Tally marks

Front

What is a tally mark?

Back

A tally mark is a simple way of keeping count, typically represented by a vertical line. Every fifth tally is often drawn as a diagonal line crossing the previous four.

Front

How do you represent the number 5 using tally marks?

Back

The number 5 is represented by four vertical lines crossed by a diagonal line, like this: ||||\.

Front

How do you count tally marks?

Back

To count tally marks, group them in sets of five for easier counting. Each group of five is represented by four vertical lines and one diagonal line.

Front

What is the total value of 12 tally marks?

Back

12 tally marks represent the number 12.

Front

How many tally marks are needed to represent the number 9?

Back

To represent the number 9, you need 9 tally marks, which can be grouped as one group of five and four additional marks.

Front

What is the significance of grouping tally marks in fives?

Back

Grouping tally marks in fives makes it easier to count larger numbers quickly and accurately.

Front

How can you convert tally marks to numerical values?

Back

To convert tally marks to numerical values, count the groups of five and add any remaining marks.

Front

What is the maximum number of tally marks you can draw before needing to group them?

Back

While there is no strict maximum, it is practical to group tally marks in sets of five for clarity.

Front

How do you write the number 3 in tally marks?

Back

The number 3 is represented by three vertical lines: |||.

Front

What is the visual representation of the number 7 in tally marks?

Back

The number 7 is represented by one group of five and two additional marks: ||||\|.