Question

use the model to find 34 × 86. first, find the area of each rectangle. then, find the total area. 34 × 86 =

Explanation:

Step1: Calculate area of yellow rectangle

$30\times80 = 2400$

Step2: Calculate area of cyan rectangle

$30\times6=180$

Step3: Calculate area of orange rectangle

$4\times80 = 320$

Step4: Calculate area of pink rectangle

$4\times6=24$

Step5: Find total area

$2400 + 180+320 + 24=2924$

Answer:

$2924$