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LEVEL-2 | SESSION 5| Special Pattern of Multiplication

Authored by Archana Mittal

Mathematics

6th - 8th Grade

Used 3+ times

LEVEL-2 | SESSION 5|  Special Pattern of Multiplication
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The shortcut 67 × 47 = 3149 works because:

6 + 4 = 10 and 7 = 7

Both numbers end with 7

6 × 4 = 24, then add 7

All of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For which pair is this shortcut applicable?

64 × 36

53 × 43

74 × 34

38 × 28

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the final result of 67 × 47 is 3149, the digits '49' come from:

6 × 4

6 + 4

7 × 7

4 + 9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A student says this method works for 35 × 65. What is the error?

Units aren’t same

No error

Tens don’t add to 10

Both A and B

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

67 × 47 = ?

3149

3049

3109

3119

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of 74 × 34 using the shortcut method?

2516

2508

2526

2506

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following pairs can be calculated using the same shortcut?

82 × 18

45 × 65

72 × 28

56 × 44

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