2. 1·43+54·0 81·1-0·32 3. 824·9 916·3 712·8 (84-7·12)·35 75·(48-2·24) 27 428·4 15 719·5 2·24 845 (90-89)·35 18·(53-52) 12 005·5 30 704·6 7·40 300 7 020·9 7 002·9 7 200·9

Выполним вычисления:

1. 1 * 43 + 54 * 0 = 43 + 0 = 43

81 * 1 - 0 * 32 = 81 - 0 = 81

(84 - 7 * 12) * 35 = (84 - 84) * 35 = 0 * 35 = 0

75 * (48 - 2 * 24) = 75 * (48 - 48) = 75 * 0 = 0

(90 - 89) * 35 = 1 * 35 = 35

18 * (53 - 52) = 18 * 1 = 18

3. 824 * 9 = 7416

916 * 3 = 2748

712 * 8 = 5696

27 428 * 4 = 109 712

15 719 * 5 = 78 595

2 * 24 845 = 49 690

12 005 * 5 = 60 025

30 704 * 6 = 184 224

7 * 40 300 = 282 100

7 020 * 9 = 63 180

7 002 * 9 = 63 018

7 200 * 9 = 64 800

Ответ: 1 * 43 + 54 * 0 = 43; 81 * 1 - 0 * 32 = 81; (84 - 7 * 12) * 35 = 0; 75 * (48 - 2 * 24) = 0; (90 - 89) * 35 = 35; 18 * (53 - 52) = 18; 824 * 9 = 7416; 916 * 3 = 2748; 712 * 8 = 5696; 27 428 * 4 = 109 712; 15 719 * 5 = 78 595; 2 * 24 845 = 49 690; 12 005 * 5 = 60 025; 30 704 * 6 = 184 224; 7 * 40 300 = 282 100; 7 020 * 9 = 63 180; 7 002 * 9 = 63 018; 7 200 * 9 = 64 800.