# Olympiad Test: Number System -1

Test Description

## 10 Questions MCQ Test Mathematics Olympiad Class 4 | Olympiad Test: Number System -1

Olympiad Test: Number System -1 for Class 4 2022 is part of Mathematics Olympiad Class 4 preparation. The Olympiad Test: Number System -1 questions and answers have been prepared according to the Class 4 exam syllabus.The Olympiad Test: Number System -1 MCQs are made for Class 4 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Number System -1 below.
 1 Crore+ students have signed up on EduRev. Have you?
Olympiad Test: Number System -1 - Question 1

### 99,999 is the greatest ________ digit number.

Detailed Solution for Olympiad Test: Number System -1 - Question 1

99,999 has five digits

So, the Greatest 5 digit number = 99999

Olympiad Test: Number System -1 - Question 2

### Place value of 5 in 5,43,621 is ________.

Detailed Solution for Olympiad Test: Number System -1 - Question 2

Place value of 5 in 5,43,621

= 5 × 1,00,000

= 5,00,000

= 5 lakh

Olympiad Test: Number System -1 - Question 3

### Smallest 6 digit number = _________.

Detailed Solution for Olympiad Test: Number System -1 - Question 3

By adding one to the largest five-digit number, we get 1,00,000 which is the smallest six-digit number.

Smallest 6 digit number = 1,00,000

Olympiad Test: Number System -1 - Question 4

300000 + 20000 + 4000 + 200 + 2 = ________.

Detailed Solution for Olympiad Test: Number System -1 - Question 4

We have 300000 + 20000 + 4000 + 200 + 2

Olympiad Test: Number System -1 - Question 5

Ones period includes:

Detailed Solution for Olympiad Test: Number System -1 - Question 5

The ones period consists of the digits in the hundreds, tens, and ones places.

Olympiad Test: Number System -1 - Question 6

Lakhs period includes:

Detailed Solution for Olympiad Test: Number System -1 - Question 6
• The first period, called ones period, is formed with the first three digits of the number.
• The second period, called thousands period, is formed with the next two digits of the number.
• The third period, called lakhs period, is formed with the next two digits of the number.
Olympiad Test: Number System -1 - Question 7

Thousands period includes:

Detailed Solution for Olympiad Test: Number System -1 - Question 7
• The ones period consists of the digits in the hundreds, tens, and ones places.
• The thousands period consists of the three places to the left of the ones period.
• The millions period consists of the three places to the left of the thousands period.
Olympiad Test: Number System -1 - Question 8

Pick the odd one out :

Detailed Solution for Olympiad Test: Number System -1 - Question 8

Apart from option d, all others are used to define place value to a number.

Olympiad Test: Number System -1 - Question 9

We use ____________ to separate the periods.

Detailed Solution for Olympiad Test: Number System -1 - Question 9

We use comma to separate the periods.

Olympiad Test: Number System -1 - Question 10

4,37,283 is a ___________ number.

Detailed Solution for Olympiad Test: Number System -1 - Question 10

4,37,283 is a 6 digit number.