The first volume of the sixth grade math problems

1. Traditional stone mills are used for grain processing to attract tourists. A tourist walks 300 times with a radius of 1.5 meters. How many meters did he walk?

1.5× 2× 3.14× 300 = 2826m.

2. The circumference of a rectangle is 24 cm, and the area of its length and width is 2: 1. What is its area?

The sum of length and width is

24 ÷ 2 =12cm

Changshi

12 ÷ (2+1) × 2 = 8cm.

Hiroshi Fujiwara (male name)

12 ÷ (2+1) ×1= 4cm

The area of a rectangle is

8× 4 = 32 square centimeters