Step-1

Title: Decimal Subtraction

Grade: 4-a Lesson: S2-L3

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

Discussion: Step1 Step2 Step3 Step4 Step5

Step Type Explanation Answer

1

Problem

The sum of the two numbers is 286.3. One among them is 132.1. Find the other number.

2

Clue

Finding the other number implies comparison

Subtraction

3

Hint

Operator used : Subtraction

-

4

Step

Sum of the two numbers

286.3

5

Step

First number

132.1

6

Step

Second number

286.3 - 132.1

7

Step

=

154.2

8

Step

Therefore, the second number

154.2

9

SumUp

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

10

Choice.A

This option is correct because the other options are incorrect because their sums do not equal the given total of 286.3

154.2

11

Choice.B

This option is incorrect because When we added to 132.1, the result is 282.5, which is not equal to 286.3

150.4

12

Choice.C

This option is incorrect because the sum does not match the given total of 286.3

120.2

13

Choice.D

This option is incorrect because the sum 262.2 does not match the required sum of 286.3

130.1

14

Answer

Option

A

15

SumUp

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

Discussion: Step1 Step2 Step3 Step4 Step5


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