Question

use the model to find 48 × 79. first, find the area of each rectangle. then, find the total area. 48 × 79 =

Explanation:

Step1: Calculate area of yellow rectangle

$40\times70 = 2800$

Step2: Calculate area of cyan rectangle

$40\times9=360$

Step3: Calculate area of orange rectangle

$8\times70 = 560$

Step4: Calculate area of pink rectangle

$8\times9=72$

Step5: Calculate total area

$2800 + 360+560 + 72=3792$

Answer:

$3792$