To multiply decimals pretend there is no decimal for example .165*74 = 12210; then however many digits (not counting zeros) is after the decimal added together (from both numbers) so 3 so 12.21 is the answer
1)2 divided by 5 is .4 2)1 divided by 6 is .16 3)3 divided by 8 is .38 4)And the last is 5.5 5).25 is 1/4 I don’t know about the rest lol 9)12.6 10)304.069 A)325.74 12)1.29 13)115.84 14)13.13 15)4.5396 16)12.21 17)0.01503