Number Fluency Triads

Front

What is a number fluency triad?

Back

A number fluency triad consists of three numbers where one number is the middle number, and the other two numbers are on either side of it.

Front

How do you find the middle number in a set of three numbers?

Back

To find the middle number, look for the number that is closest to the average of the other two numbers.

Front

What does it mean for a number to be 'closer to' another number?

Back

It means that the difference between the two numbers is smaller than the difference between the middle number and the other number.

Front

If the numbers are 500, 530, and 600, which number is the middle number?

Back

530 is the middle number.

Front

In the triad 1000, 1200, and 1400, which number is the closest to the middle?

Back

1200 is the closest to the middle.

Front

What is the middle number in the set 0, 470, and 800?

Back

470 is the middle number.

Front

In the triad 0, 250, and 300, which number is the middle number?

Back

250 is the middle number.

Front

If you have the numbers 0, 400, and 800, which number is the middle number?

Back

400 is the middle number.

Front

What is the average of the numbers 500 and 600?

Back

The average is 550.

Front

How can you tell if a number is in the middle of two others?

Back

If it is equidistant from both numbers, it is in the middle.