The school has 1000 students, of whom 11 / 20 are boys How many boys are there 2. How many girls are there 3. How many more boys than girls

The school has 1000 students, of whom 11 / 20 are boys How many boys are there 2. How many girls are there 3. How many more boys than girls

1. Male voice is 1000x11 / 20
2. Girls have 1000x (1-11 / 20)
3. Boys are 1000x more than girls (11 / 20 - (1-11 / 20))

0.1 () = 10 () = 1000 () 0.01 () = 10 () = 10000 () fill in the appropriate company name in brackets

1 (year) 99 (year) = 1 (Century) 1 (month) 3 (month) = 1 (quarter) 1 (month) 11 (month) = 1 (year) 1 () 1 () = 11 () last

0.1 () = 10 () = 1000 () fill in the appropriate unit

0.1 square meter = 10 square decimeter = 1000 square centimeter
10 million = 10 million = 10 million