TERM 2


c largest possible odd number d smallest possible even number e first number larger than 700 000 f last number smaller than 800 000


2 Look at all your answers in question 1. a Explain the meaning of the digits in each number. b Write each number in expanded notation. c Write each number in words.


Compare and order whole numbers


You can compare 6-digit whole numbers by looking at their hundred thousands first, then their ten thousands, then their thousands, then their hundreds, then their tens and then their units.


Activity 4


1 Fill in <, = or > in the place of the star. a 15 382 * 15 383 c 84 383 * 84 383 e 357 210 * 375 210 g 658 243 * 99 999


b 76 909 * 76 099 d 99 876 * 101 678 f 404 404 * 404 040 h 989 898 * 989 988


2 Arrange these numbers in ascending and then descending order. a 59 284; 59 428; 59 842; 59 482; 59 824; 59 248 b 231 980; 123 098; 321 809; 132 089; 213 890; 312 908 c 135 790; 79 135; 150 739; 315 079; 97 531; 150 379


3 Which whole numbers below are odd and which are even? Prove your answer. a 91 813 d 29 990 g 190 719 j 408 840


b 81 762 e 52 738 h 747 474 k 697 569


4 Explain why: a 15 382 < 15 383 b 76 909 > 76 099 c 84 383 < 84 833 d 99 876 > 99 867


c 47 505 f 48 129 i 477 547 l 719 671


Unit 2.1: Whole numbers up to 999 999


93


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