Dan earns $42.75 per month working as a tutor. He worked as a tutor for 4 months. He also earned $52.45 walking dogs in the neighborhood. He spent $18.50 of his total earning to buy a movie ticket and candy. Dan put of the remaining money in his savings account.

Dan used the following steps to find the total money he put in his savings account:

Step 1: [ ($42.75 ⋅ 4) + $52.45 - $18.50] ⋅

Step 2: [$171 + $52.45 - $18.50] ⋅

Step 3: 241.95 ⋅

Step 4: $80.65

In which step did Dan first make an error? Use words to explain how Dan can correct his error.

Question

Myles Schultz

22 September, 00:49

+2

Answers (1)

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Sullivan Barker · Answer 1

Step 3. Dan added the last value $18.50 that he spent instead of subtracting from his earnings.