Maths

Half 30 = 15

Half 20 =10

Half 10 = 5

Half 300 = 150

Half 200 = 100

Half 100 = 50

Half 3000 = 1500

Half 2000 = 1000

Half 1000 = 150

Half 3,000,000 = 1.5000000

Half 2,000,000 = 1.000000

Half 1,000,000 = 500000