6

The place value guides us to read numbers and symbols.

EXAMPLE:

7,982,495

• 7 :millions
• 9:hundred of thousands
• 8:tens of thousands
• 2:thousands
• 4:hundreds
• 9:tens
• 5:ones

Therefore the number 7,982,495 is read as seven million, nine hundred and eighty-two thousand, four hundred and ninety-five.

• write the following numbers in figures and symbols or figures

• Two hundred and thirty-four thousand, six hundred and fifty-seven.

• Two million, seven hundred and eighty-nine thousand, four hundred and three.

• Seventeen million, eight hundred and thirty-four thousand, and nine.

The commas indicate the category of numbers.Example the number768,502

starting from right 2 is ones place,0 is tens place,5 is hundreds place, the set represents ones.

The number 8 is thousands place,6 is the ten thousand place and 7 is the hundred thousand place, the set represents thousands.

Responses to the exercise
1.Two hundred and thirty-four thousand, six hundred and thirty-seven

The first set shows millions,second set shows thousands place,last set is the ones place.

2.Two million, seven hundred and eighty-nine thousand, four hundred and three.

 3.Seventeen million,eight hundred and thirty four thousand, and nine.

The total values also help us to write numbers in figures.

EXAMPLE:

Nine million, eight hundred and three thousand, and nine.

Three hundred and sixty-two million, six hundred and ninety thousand, two hundred and ten. 

 TOTAL VALUES OF THE NUMBERS GIVEN.1.9,803,009

• 9:millions
• 8:hundred thousand
• 0:ten thousand
• 3:thousand
• 0:hundreds
• 0:tens
• 9:ones

2.362,690,210

• 3:hundrend  millions
• 6:tenmillions
• 2: millions
• 6:hundredthousands
• 9:tenthousands
• 0:thousands
• 2:hundreds
• 1:tens
• 0:ones

using expanded form to write numbers in figures.

Write the expanded form of the following numbers.

• Three hundred and three thousand, and three.

• Seventy-four million, three hundred and twenty-three thousand, and ninety-three.

• Six thousand, four hundred and twenty-nine.

Expanded forms of numbers

Three hundred and three thousand, and three.
300,000+3,000+3=303,003
Seventeen four million, three hundred and twenty-three thousand, and ninety-three.
74,000,000+300,000+20,000+3,000+90+3=74,323,093
Six thousand, four hundred and twenty-nine.
6000+400+20+9=6429

• How much is a hundred million?
• ten groups of ones(1)=10
• ten groups of tens(10)=100
• ten groups of hundreds(100)=1,000
• ten groups of thousands(1000)=10,000
• ten groups of ten thousands(10,000)=100,000
• ten groups of  hundred thousands(100,000)=1,000,000
• ten groups of  millions(1,000,000)=10,000,000
• ten groups of ten millions(10,000,000)=100,000,000

when you understand the place value from ones to hundred millions you can write numbers in figures easily.

• NAMES  AND  NUMERALS
• Class of ones   ones             1
•                               tens           10
•                             hundred     100
• class of thousands  one thousand  1,000
•                                    ten thousand   10,000
•                                 hundred thousand 100,000

Question

write down in your books class of millions:

 Use the method used above