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Lesson Topics Discussion Quiz: Class Homework

Steps-3

Title: Multiplication

Grade 4+ Lesson s3-l7

Explanation: Hello Students, time to practice and review the steps for the problem.

Quiz: Discussion Step

Discussion: Steps1 Steps2 Steps3 Steps4 Steps5

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Step

Value

Image

1

190
Factor

90

10

10

10

10

10

:

10

10

10

10

100

100

:

2

10
Factor

10

10

:

3

1900
Product

900

100

100

100

100

100

:

100

100

100

100

1000

1000

:
Step Description A B C D

B1

Carry

9

M1

Multiplicand

1

9

0

M2

Multiplier

×

1

0

A1

D3 10 × 0 = 00 C3 10 × 9 = 90 B3 10 × 1 + 9 = 19

10 9

9 90 0

00 0

S1

D3 Bring Down 19 C3 Bring Down 0 B3 Bring Down 0

19

0

0

Sum

Product: 190 x 10 = 1900

19

0

0
Id Type Name Note

1

Problem

Is the product of 190 and 10 equal to 1900?

2

Clue

Product means Multiplication
\$\times\$

3

Step

Multiply the number 190 by 10

\$190 times 10\$

4

Step

After the multiplication, we get

1900

5

Step

Hence, it is proved that the product of 190 and 10 is equal to 1900.

6

Sumup

Please summarize steps

Choices

7

Choice-A

This option is wrong because 190 × 10 actually equals 1900, so saying “No” is incorrect

Wrong No

8

Choice-B

This option is correct because 190 × 10 really is 1900

Correct Yes

9

Choice-C

Both cannot be true at the same time, so this option is wrong

Wrong Both A & B

10

Choice-D

Since option B is already correct, “None” is wrong

Wrong None

11

Answer

Option

B

12

Sumup

Please summarize choices

Discussion: Steps1 Steps2 Steps3 Steps4 Steps5

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