Question

use the model to find 3 × 957. first, find the area of each rectangle. 900 50 3 then, find the total area. 3 × 957 =

Explanation:

Step1: Calculate area of first rectangle

$3\times900 = 2700$

Step2: Calculate area of second rectangle

$3\times50=150$

Step3: Calculate area of third part (7 is left out, $3\times7 = 21$)

$3\times7 = 21$

Step4: Find total area

$2700 + 150+21=2871$

Answer:

$2871$