|
13
x 7 = 28
|
Student's page |
| Watch
Abbott and Costello do some mathematical hocus-pocus with multiplying
13 x 7 and getting an answer of 28. Explain how Costello cheated with place value to get that answer. If Youtube version is not available, try this link. |
|
|
Costello's
Method x7 --- 21 7 --- 28 |
Explanation
|
| Source: "Best
of Abbott & Costello – Live” Teacher's page |
|