Quick trip to NF:

60 cans of soup=$.25 each
6 boxes of Rice Krispies =$1 each

Total Saved= $21

then on to SDM:

3 Gain *$3.99=$11.97-.50-$3==$8.47 or $2.82 each
swiffer started $5.49-$1.50 =$3.99
swiffer refill $5.49-$1.50=$3.99

Total Saved = $6.50