kmart super double coupons

kmart is doubling again!! coupons up to 2.00!! i got my little self organized and picked out my high value coupons, and off i went:)
soo fun!
kmart's prices are a bit higher to start with, but when you have a 2.00 off coupon doubled, its ok:)
jergens lotions- 3.00 x 2= 6.00- i had 1.00 off coupons so these were 1.00 a bottle x 2= 2.00
dove shampoo-3.79 x 2= 7.58- had 1.50 coupons so these were .80 a bottle, so total was 1.60
dove conditioner- 3.79 x 2= 7.58, had 1.50 coupons, so these were .80 a bottle, so total was 1.60
zest soap 3 pack- 2.39 x 4= 9.56- i had 1.00 coupons, so these were .39 after doubling, .39 x 4= 1.56
large dove conditioner- 5.49- had 2.00 off coupon, so this was 1.49
garnier shampoo-2.89 had 1.00 coupon, so this was .89 after doubling
herbal essence shampoo-2.89 had 1.00 coupon so this was .89
ziploc containers= 2.50 x 2= 5.00- 1.50 off coupons doubled,so 1.00 a piece= 2.00
oust air spray- 3.50 x 2= 7.00, i had 1.00 coupons doubled, so 1.50 each 3.00 total
aussie shampoo- 2.89- 1.00 coupon doubled= .89
aussie conditioner- 2.89- 1.00 coupon doubled= .89
sure deodarant- 2.29 x 2-4.58- 1.00 coupon so each was .29 x2= .58
sucrets- 3.79- 1.50 coupon doubled = .79
tic tac chill= 1.49 x 3= 4.47- 1.00 coupon so each was free --0
nestle choc. chips- 2.33 x 3= 6.99 - 1.00 instantly when you buy 3= 5.99-.50 coupon off each= 3 for 3.00
reese soft cookie- my kids were really good- 1.00
reese clusters- 3.99- 1.00 coupon= 1.99- i really wanted to try this..disappointing to me
turtles- 4.00-1.50 coupon doubled= 1.00
total: 88.59
minus -30.50 in coupons...
total: 58.09
minus 30.50 kmart doubled the coupons!

new total: 27.59 + 2.82 tax= 30.41
savings of 66 percent or, 61.00!!!

i know the math doesnt add up but im just going by what the reciept says:
):) some items they didnt double, due to the fact that they won't give you overage..so maybe thats part of the issue?