CHAPTER 2: ARRANGING NUMBERS SEQUENTIALY – ARITHMETIC STANDARD TWO NOTES
Ascending order
Is an arrangement of numbers from smallest to largest
Example
You can arrange the following mixed numbers in ascending order
Mixed numbers 107,103,109,106,104,102,105,101,108
Arranged numbers 101,102,103,104,105,106,107,108,109
Exercise 1
Arrange the following numbers in ascending order.
1. 245, 237, 220, 253, 212
2. 483, 464, 433, 344, 423
3. 377, 368, 381, 399, 309
4. 189, 164, 199, 177, 130
5. 146, 113, 169, 188, 199
6. 240, 301, 499, 311, 450
7. 100, 260, 338, 399, 488
8. 600, 200, 500, 700, 400
9. 856, 812, 832, 849, 824
10. 10. 555,455,245,155, 365
Exercise 2
Write the missing number in ascending order
1. 211, ______, 213, _______, 215, ______, 217
2. ______, 915, ______, 917, _______, 919, ______
3. 389, _______, 391, _______, 393, _______, 395
4. 150, ______, ______, 153, _______, 155, _______
5. 777, 778, _______, 780, _______, 782, ______, 783.
Descending order
Is an arrangement of numbers from largest to smallest.
Example
You can arrange the following numbers from largest to smallest
146, 113, 169, 188, 199
199, 188, 169, 146, 113
Exercise
Arrange the following numbers in descending order
1. 388, 366, 378, 333, 306
2. 159, 138, 127, 118, 144
3. 449, 471, 431, 421, 414
4. 266, 269, 278, 297, 225
5. 325, 354, 312, 376, 310
