Betty earns $52.65 per week working as a lifeguard. She worked as a lifeguard for 5 weeks. She also earned $46.25 painting faces at a carnival. She spent $16.25 of her total earnings to buy a book. Betty put of the remaining money in her savings account.

Betty used the following steps to find the total money she put in her saving account:

Step 1: [($52.65 ⋅ 5) + $46.25 − $16.25] ⋅ 1/6

Step 2: [$263.25 + $46.25 − $16.25] ⋅ 1/6

Step 3: 293.25 ⋅

Step 4: $1,759.50

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

Question

Betty earns $52.65 per week working as a lifeguard. She worked as a lifeguard for 5 weeks. She also earned $46.25 painting faces at a carnival. She spent $16.25 of her total earnings to buy a book. Betty put  of the remaining money in her savings account. 

Betty used the following steps to find the total money she put in her saving account:

Step 1: [($52.65 ⋅ 5) + $46.25 − $16.25] ⋅ 1/6

Step 2: [$263.25 + $46.25 − $16.25] ⋅ 1/6

Step 3: 293.25 ⋅ 

Step 4: $1,759.50

In which step did Betty first make an error? Use words to explain how Betty can correct her error.

kohai · Answer

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