4x10^4 because 10 is multiplied 4 times 10 x 10 x 10 x 10 =10,000 because 10 x 10 =100 x 10= 1,000 x 10 = 10,000 6 x 10^5 = 6 x 1000,000 because its is moved 5 times 6x 10^5 =6000000 because it has 5 sapces shope tat help and im not copying the experts answer
