JSS1: MATHEMATICS  1ST TERM

Whole Numbers I  Week 13 Topics1 Quiz

Whole Numbers II  Week 21 Topic1 Quiz

Counting in Base Two  Week 34 Topics1 Quiz

Arithmetic Operations  Week 43 Topics1 Quiz

Lowest Common Multiple (LCM)  Week 52 Topics1 Quiz

Highest Common Factor  Week 61 Topic1 Quiz

Fraction  Week 77 Topics1 Quiz

Basic Operations with Fractions I  Week 83 Topics1 Quiz

Basic Operations with Fractions II  Week 91 Topic1 Quiz

Directed Numbers  Week 103 Topics1 Quiz

Estimation and Approximation I  Week 113 Topics1 Quiz

Estimation and Approximation II  Week 126 Topics1 Quiz
Participants 9899

Do you like this content?
Follow us
Counting in Millions, Billions and Trillions
Power of ten  Number  Name 
3  1 000  Thousand 
6  1 000 000  Million 
9  1 000 000 000  Billion 
12  1 000 000 000 000  Trillion 
We use the words million, billion, and trillion for large numbers. They are connected as follows:
1 million = 1 thousand x 1000
1 billion = 1 million x 1000
1 trillion = 1 million x 1000
Example 1
Write 2 468 900 in words
Solution
2 000 000 = Two million
468 000 = Four hundred and sixtyeight thousand
900 = Nine hundred
Answer: 2 468 900 = Two million, four hundred and sixtyeight thousand, nine hundred.
Example 2
Write the number 3 184 200 940 in words.
Solution
3 000 000 000 = Three billion
184 000 000 = One hundred and eightyfour million
200 000 = Two hundred thousand
900 = Nine hundred
40 = Forty
Answer: 3 184 200 940 – Three billion, one hundred and eightyfour million, two hundred thousand, nine hundred and forty.
Example 3
Write eleven trillion eight hundred and one billion, three million, five thousand, and ninetyeight in figures.
Solution
Eleven trillion = 11 000 000 000 000
Eight hundred and one billion = 801 000 000 000
Three million = 3 000 000
Five thousand and ninetyeight = 5 098
Answer: Eleven trillion eight hundred and one billion, three million, five thousand, and ninetyeight in figures
= 11,801,003,005,090
Responses