Wisechamps Grade 2 Number Names and Number Sense (Session 4)

●Arranging numbers in Ascending or Descending Order

●Formation of 2-digit Numbers with/without repetition

●Formation of 3-digit Numbers with/without repetition

●Comparison of Numbers

Grade-2

Number sense

Multiple Choice

Which of the following statements is incorrect ?

• There are 3 ones in 423

• 900 ones is same as 90 tens

• Place value of 7 in 79 is 70

• Place value of 6 in 678 is 60

Multiple Choice

The digits at the tens place and ones place in the number shown on the abacus below are respectively

• 4 and 3

• 3 and 4

• 3 and 8

• 5 and 3

Explanation

The digits at the tens place and ones place in 538 are

respectively 3 and 8

H

T

O

5

3

8

Multiple Choice

Which of the following correctly shows descending order of numbers on the given set of pages?

• X, Z, Y

• Z, X, Y

• Y, X, Z

• Y, Z, X

Explanation

854 > 458 > 445

So, the required descending order is Y, X, Z

Multiple Choice

Which of the following shows the ascending order of the numbers given on the balls?

• 294, 258, 439, 304

• 294, 258, 304, 439

• 258, 294, 304, 439

• 439, 304, 294, 258

Explanation

258 < 294 < 304 < 439

So, the required ascending order is 258, 294, 304, 439

Achievers Section

(Hots)

Multiple Choice

Find the tens place digit of the smallest number among the numbers shown:

• 7

• 2

• 4

• 5

Explanation

275 < 303 < 432 < 609 < 751 < 846 < 926

The smallest number is 275

The required tens place digit in 275 is 7

H

T

O

2

7

5

Multiple Choice

Keeping in mind the equal value of numbers, choose the incorrect balance

Explanation

Here,

2 tens = 20; NOT 200

So, 2 tens = 200 is incorrect balance

2 tens

200

Multiple Choice

Tens place digit of the third largest number among this group

381 , 329 , 455 , 396 , 105 , 370, 338

of numbers is

• 8

• 7

• 1

• 0

Explanation

Here, 105 < 329 < 338 < 370 < 381 < 396 < 455
Or, 455 > 396 > 381 > 370 > 338 > 329 > 105

Hence, the third largest number is 381

So, the required tens place digit is 8

H

T

O

3

8

1

Multiple Choice

The given table shows the number of stickers each child does have. Which of the given statements is correct?

• Sanaya has minimum number of stickers

• Rohit has maximum number of stickers

• Rahul has maximum number of stickers

• Garvit and Rahul have equal number of stickers

Explanation

The number of stickers that Garvit has =

5 tens 2 ones = 50 + 2 = 52

The number of stickers that Rahul has = 5 tens 2 ones =

50 + 2 = 52

Hence, Garvit and Rahul have equal number of stickers

Multiple Choice

How many 2-digit numbers can be formed using the digits 7 and 8 where repetition of digit is allowed.

• 3

• 4

• 2

• 5

Multiple Choice

Which of the following set of numbers are in descending order?

• 678, 682, 694, 612, 600

• 123, 134, 145, 111, 156

• 308, 218, 211, 200, 101

• 971, 678, 900, 621, 372

Multiple Choice

Which two digits should be interchanged in the number 148 so that it becomes  the largest 3 digit-number using these digits without repetition?

• 1 and 4

• 4 and 8

• 1 and 8

• None of these