Answer:
17 x 43 = 731
Explanations:
The given expression is:
17 x 43
Note that:
17 = 10 + 7
43 = 40 + 3
To create an area model for the product expression, draw a 2 x 2 grid
Add all the numbers in each of the boxes together:
400 + 280 + 30 + 21 = 731
Therefore, 17 x 43 = 731