# Mathematics-Addition and Subtraction (NSTSE (National Science Talent Search Exam- Unified Council) Class 4): Questions 18 - 25 of 100

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## Question number: 18

» Mathematics » Addition and Subtraction

MCQ▾

### Question

Ritu is arranging her father’s books in a new bookshelf, which has 4 shelves. After putting 10 books in each shelf, she finds that 10 books are still left outside. How many books are there in total?

### Choices

Choice (4) Response

a.

60

b.

50

c.

40

d.

30

## Question number: 19

» Mathematics » Addition and Subtraction

MCQ▾

### Choices

Choice (4) Response

a.

0

b.

45,621

c.

45,620

d.

45,600

## Question number: 20

» Mathematics » Addition and Subtraction

MCQ▾

### Question

If the length of rope needed to make border O is 15 cm. Find the length of rope needed for border N?

### Choices

Choice (4) Response

a.

10 cm

b.

9 cm

c.

12 cm

d.

6 cm

## Question number: 21

» Mathematics » Addition and Subtraction

MCQ▾

### Question

What must be added to 3956 to get 6935?

### Choices

Choice (4) Response

a.

2,979

b.

c.

3,659

d.

## Question number: 22

» Mathematics » Addition and Subtraction

MCQ▾

________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 23

» Mathematics » Addition and Subtraction

MCQ▾

### Question

If the length of rope needed to make border P is 14 cm. Find the length of rope needed for border Q?

### Choices

Choice (4) Response

a.

21 cm

b.

24 cm

c.

19 cm

d.

14 cm

## Question number: 24

» Mathematics » Addition and Subtraction

MCQ▾

________

### Choices

Choice (4) Response

a.

5

b.

100

c.

0

d.

999

## Question number: 25

» Mathematics » Addition and Subtraction

MCQ▾

### Question

In subtraction, the bigger number is called:

### Choices

Choice (4) Response

a.

Difference

b.

Minuend

c.