Using the subtraction operation, Robin's basket is 2.75 ounces heavier than Ted's basket.
Weight of each basket can be obtained thus :
Ted's weight :
7.25 × 5 = 36.25 ounces
Robin's weight :
6.5 × 6 = 39 ounces
Since 39 > 36.25, then Robin's basket weighs more than Ted's
Difference in weight :
39 - 36.25 = 2.75 ounces
Therefore, Robin's basket is 2.75 ounces heavier than Ted's
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