Question

3 * 25 * 8 +4 * 37 * 6 + 2 * 38 * 12

Answer 1

3 x 25 x 8 + 4 x 37 x 6 + 2 x 38 x 12

= 3 x 8 x 25 + 4 x 6 x 37 + 12 x 2 x 38

= 24 x 25 + 24 x 37 + 24 x 38

= 24 x ( 25 + 37 + 38 )

= 24 x 100

= 2400

Answer 2

2400 có cần cách làm ko

Answer 3

 3 * 25 * 8 +4 * 37 * 6 + 2 * 38 * 12

= 600 + 888 + 912

= 2400

Hay:

 3 * 25 * 8 +4 * 37 * 6 + 2 * 38 * 12

= 600 + 888 + 912

= 600 + (888 + 912)

= 600 + 1800

= 2400