# Write the names according to the International system of numeration: (a)78921092 (b)7452283 (c)99985102 (d)48049831

The International numeral system is used worldwide in which we count in terms of ones, hundreds, thousands, ten thousand, hundred thousand, millions, and billions.

## Answer: (a) 78921092- Seventy-eight million nine hundred twenty-one thousand ninety-two

## (b) 7452283 - Seven million four hundred fifty-two thousand two hundred eighty-three

## (c) 99985102 - Ninety-nine million nine hundred eighty-five thousand one hundred and two

## (d) 48049831 - Forty-eight million forty-nine thousand eight hundred thirty-one

To make an International Place Value Chart, draw 3 columns showing the 3 periods: ones, thousands, and millions. Under each period, draw sub-columns to show the different place values: Ones, tens, hundreds, thousands, ten thousand, hundred thousand, millions, ten million, and hundred million.

**Explanation:**

(a) Place names according to the International System of Numeration for the given number is as follows:

Ten-Million | Million | Hundred Thousand | Ten-thousand | Thousands | Hundreds | Tens | Ones |

7 | 8 | 9 | 2 | 1 | 0 | 9 | 2 |

Therefore, the number name according to the International System of Numeration is Seventy-eight million nine hundred twenty-one thousand ninety-two.

(b) Place names according to the International System of Numeration for the given number is as follows:

Million | Hundred Thousand | Ten-thousand | Thousands | Hundreds | Tens | Ones |

7 | 4 | 5 | 2 | 2 | 8 | 3 |

Therefore, the number name according to the International System of Numeration is Seven million four hundred fifty-two thousand two hundred eighty-three.

(c) Place names according to the International System of Numeration for the given number is as follows:

Ten-Million | Million | Hundred Thousand | Ten-thousand | Thousands | Hundreds | Tens | Ones |

9 | 9 | 9 | 8 | 5 | 1 | 0 | 2 |

Therefore, the number name according to the International System of Numeration is Ninety-nine million nine hundred eighty-five thousand one hundred and two.

(d) Place names according to the International System of Numeration for the given number is as follows:

Ten-Million | Million | Hundred Thousand | Ten-thousand | Thousands | Hundreds | Tens | Ones |

4 | 8 | 0 | 4 | 9 | 8 | 3 | 1 |

Therefore, the Forty-eight million forty-nine thousand eight hundred thirty-one.