two decimals equal to 0.8 = 0.80, 0.800
two decimals that are equal to 3.7 = 3.70, 3.700
two decimals are equal to 0.9 = 0.90, 0.900
When you Multiply two decimals it is called the product.
there are no such things as equal decimals (at least that is what i think correct me if i am wrong)
The two you ask about equal 0.48. No others do.
to find a low estimate for the product of two decimals, round both factors
10.200 easy as pie.