Page 6 - Math Skill - 5

An Explicit Edition Aligned with NEP 2020 & NCF-SE 2023

Learning Outcomes
Learning Outcomes
Awareness what will be Literacy � Lakhs and Crores � Different Ways of Expressing Numbers
discussed in the chapter. Skills � Reading and Writing Large Numbers � Successor and Predecessor
� International Place Value System � International Place Value System

Boot-Up
Vanya’s father gives her a cheque of `
10,000 to donate in the school camp to Boot-up
educate the under privileged children
of slums. Now, Vanya wants to know,
why a cheque has the amount, written in It is just like a revise
both numbers as well words. Her father Analytical
explained that it is done to make sure that section to recall the
the number is understood correctly and no Skills
change made in the cheque. previous learning.
Write down the cheque number:
1. In standard form: ________________________
2. In expanded form: ________________________
3. In word form: ________________________

Fact-o-meter Fact-o-meter

It provides facts or Literacy � A 8-digit number always begins at the crores (C) place.
knowledgeable information Skills � A 9-digit number always begins at the ten crores (TC)
about the topic. place.

Let’s Attempt Let's Attempt
Example : Write the following in words: (a) 348405 (b) 755012368 It contains the solved
Solution: (a) 3,48,405 Three lakh forty eight thousand four hundred five Intellectual questions to prepare
(b) 75,50,12,368 Seventy five crore fifty lakh twelve thousand three hundred Skills the learners for their
sixty eight examinations.

Exercise 1.1
Exercises
1. Write the numerals for each of the following number names.
It contain the unsolved Intellectual (a) Seventy-two lakh thirty-seven thousand four hundred seventy-nine.
questions to check the Skills (b) Thirty-seven lakh twenty-eight thousand two hundred seventy-two.
progress of the learner. (c) Five crore thirty-nine lakh twenty-seven thousand two hundred seventeen.
2. Write the number names of the following numerals.
(a) 72,38,618 (b) 67,81,285 (c) 38,52,906
(d) 2,06,00,612 (e) 2,74,38,016 (f) 43,11,64,006