400 x 10^3 is equal to 400,000.
400
The answer is 4. because if you divide 10 into 40 you get 4.
400
40 400 or 50 IM JUST GUESSING
first 400 is 4 times of 100 . so 80 percent of 400 is 4 times 80 which is 320. This can be done if the number is multipliable by 10.
400 x 10 = 4000
-370
10 is equal to 5% of the number 200 because 10 can go into 200, 20 times.
4000/10 = 400
10
10 * 400 = 4,000