# Indian Number System

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## Lesson details

### Key learning points

1. In this lesson, we will discover the differences between our Base 10 number system, and the Indian number system.

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## Video

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## Worksheet

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## Starter quiz

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### 4 Questions

Q1.
The following number in the "Base 5" system is equivalent to...
15
155
31
Q2.
The following number in the "Base 5" system is equivalent to...
121
26
61
Q3.
17 can be represented in the Base 5 system as...
Option 1
Option 3
Option 4
Q4.
99 can be represented in the Base 5 system as...
Option 2
Option 3
Option 4

## Exit quiz

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### 4 Questions

Q1.
For each of these questions, refer to the diagram below to help you. First, the number 6 00 000 in the Indian number system is called...
6 crore
60 crore
60 lakh
Q2.
The number 6 00 000 in the standard short-scale system is called...
six million
sixty million
sixty thousand
Q3.
The standard short scale number Four million, five hundred thousand is written in the Indian system as...
4 50 000
4 500 000