Question

400 + 400 - 500

Answer 1

400 + 400 - 500

= 400 x 2 - 500

= 800 - 500

= 300

Answer 2

400 + 400 - 500

= 800 - 500

= 300 

Answer 3

400 + 400 - 500

= 800 - 500

= 300

Answer 4

400+400-500

=400x2-500

=800-500

=300

Answer 5

400 + 400 - 500

= 400 x 2 - 500

= 800 - 500

= 300

Answer 6

400 + 400 - 500

= 800 - 500

= 300 

Answer 7

400 + 400 - 500= 800 - 500= 300

Answer 8

300 bạn nhé

Answer 9

400+400=800

800-500=300

Answer 10

=300 

nhé bạn

Answer 11

400+400-500 =800-500 =300

Answer 12

400+400 - 500 

= 800 - 500 

= 300 

đáp số 300