Elementary arithmetic, with brief notices of its history... by Robert Potts.

EXERCISES.

I.
Express in figures the following numbers:
1. Fifty-six; and sixty-five.
2. Three hundred and four; and five hundred and ninety-six.
3. Seven thousand seven hundred and seven; and nine thousand
two hundred and seventy-three.
4. Twenty-seven thousand four hundred and fifty.
5. One hundred and ninety-eight thousand five hundred and sixtyseven.
6. Five millions five hundred thousand five hundred and five.
7. Ninety-five millions and fifty-nine thousand.
8. Seven hundred and ten millions seven hundred and ten thousand seven hundred and ten.
9. One thousand millions and one hundred thousand.
II.
Write in words at length tlle following numbers denoted by figures:
1. 57, 75, 80, 45, 21, and 79.
2. 101, 300, 425, 602, 620, and 999.
3. 1001, 1100, 1010, 4783, 2909, and 1800.
4. 21000, 20100, 48765, 18009, 18090, and 90009.
5. 123456, 700009, 709000, 100100, and 505050.
6. 7654321, 1002003, 5081000, and 9080706.
7. 29358764, 50800700, and 80053007.
8. 503100950 and 20000100010010.
9. 1000000200003001 and 5786732195946470.
III.
1. Express in figures the first hundred numbers with their respective names.
2. TWrite down the different ways in which each of the nine digits
can be made up of two less numbers.
3. The number 27 is composed of 16 and 11. Write down all the
other two numbers which can make up the number 27.
4. Write the smallest and the largest numbers possible with the
first five characters, 0, 1, 2, 3, 4, in the denary notation, and express
them in words.
5. How many tens, how many hundreds, how many thousands,
and how many ten thousands are there in a million units?