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Lesson Example Discussion Quiz: Class Homework

Step-3

Title: Decimal Division

Grade: 4-a Lesson: S2-L8

Explanation: Let us verify the answer here with the steps.

Discussion: Step1 Step2 Step3 Step4 Step5

Step	Type	Explanation	Answer
1	Problem	5 cars cost $750.30. How much does each car costs?
2	Clue	Each implies dividing	Division
3	Hint	Operator used : Division	/
4	Step	The cost of 5 cars	$750.30
5	Step	The cost of each car	750.30 dollars / 5 cars
6	Step	On Simplification	750.30 / 5
7	Step	Therefore, the cost of each car is	150.06 dollars
8	SumUp	Can you summarize what you’ve understood in the above steps?
9	Choice.A	The calculation shows that the cost of each car is $150.06, which corresponds to Option A	150.06
10	Choice.B	If each car cost $130.9, then the total cost for 5 cars would be: 5×130.9=654.5 Since $654.5 is not equal to $750.30, Option B is incorrect	130.9
11	Choice.C	If each car cost $140.6, then the total cost for 5 cars would be: 5×140.6=703 Since $703 is not equal to $750.30, Option C is incorrect	140.6
12	Choice.D	If each car cost $160.06, then the total cost for 5 cars would be: 5×160.06=800.3 Since $800.3 is not equal to $750.30, Option D is incorrect	160.06
13	Answer	Option	A
14	SumUp	Can you summarize what you’ve understood in the above steps?

Step

Type

Explanation

Answer

Problem

5 cars cost $750.30. How much does each car costs?

Clue

Each implies dividing

Division

Hint

Operator used : Division

Step

The cost of 5 cars

$750.30

Step

The cost of each car

750.30 dollars / 5 cars

Step

On Simplification

750.30 / 5

Step

Therefore, the cost of each car is

150.06 dollars

SumUp

Can you summarize what you’ve understood in the above steps?

Choice.A

The calculation shows that the cost of each car is $150.06, which corresponds to Option A

150.06

Choice.B

If each car cost $130.9, then the total cost for 5 cars would be: 5×130.9=654.5 Since $654.5 is not equal to $750.30, Option B is incorrect

130.9

Choice.C

If each car cost $140.6, then the total cost for 5 cars would be: 5×140.6=703 Since $703 is not equal to $750.30, Option C is incorrect

140.6

Choice.D

If each car cost $160.06, then the total cost for 5 cars would be: 5×160.06=800.3 Since $800.3 is not equal to $750.30, Option D is incorrect

160.06

Answer

Option

SumUp

Can you summarize what you’ve understood in the above steps?

Discussion: Step1 Step2 Step3 Step4 Step5