TV on a Rolling Cart

Naughty Number Nine

From Schoolhouse Rock! · 1973

Naughty Number Nine
3 min2nd3rd4th5thMath
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Summary

A sly pool-shark cat teaches the nines, leaning into the neat finger trick and the patterns hiding in the nine times table.

Viewer safety

All ages
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Teaching resources

Discussion questions

Discussion

A sly pool-shark cat teaches the nines, leaning into the neat finger trick and the patterns hiding in the nine times table..

  1. What pattern do the digits of the nines make?
  2. Do the two digits of a nines answer add up to nine? Check a few.
  3. What finger trick helps with the nines?

Quick work-a-long

Vocabulary: multiply, pattern, digit.

Try it: Write the nines to 90 and add the digits of each answer - what do you notice?

Naughty Number Nine — TV on a Rolling Cart