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SCHOOL SUPPLIES At a local school supply store, graphing paper costs $175, a mechanical pencil costs $0.90,

and a pack of pencil grips costs $3.25, Use mental math and the Associative Property of Addition to find the total
cost if one of each item is purchased,

2 Answers

10 votes

Final answer:

The total cost if one of each item is purchased is $179.15.

Step-by-step explanation:

To find the total cost of purchasing one of each item, we can use the Associative Property of Addition to add the prices together. Let's add the prices:

$175 (graphing paper) + $0.90 (mechanical pencil) + $3.25 (pack of pencil grips)

Using mental math, we can calculate:

$175 + $0.90 + $3.25 = $179.15

Therefore, the total cost if one of each item is purchased is $179.15.

User LionAM
by
6.6k points
4 votes

Answer:

(175+0.90)+3.25=175.90+3.25

(Sum would be 179.15)

Step-by-step explanation:

was 175 a typo? if so then it would be

(1.75+0.90)+3.25=2.65+3.25

(Sum would be 5.9, all you need to do is add the numbers in different ways)

User Srdjan Pejic
by
6.5k points
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