Question

When completing the sum 5.8×3.87 Dominica forgot to put the decimal point in her answer. She wrote 22446. What should she have written?

Answer 1

22.446. This is because the decimal point is moved a total of three times between both of the numbers. in 5.8, the decimal point is moved once. in 3.87, the decimal point is moved twice. 1+2=3