4. Do the sums. 1) 1 + 2 = 3 (one plus two equals 3); 2) 7 − 4 = 3 (seven minus four equals 3); 3) 6 + 2 = .....; 4) 9 − 5 = .....; 5) 5 + 1 = .....; 6) 3 + 2 = .....; 7) 10 − 1 = .....; 8) 3 − 2 = .....; 9) 6 + 4 = .....; 10) 8 − 1 = .....

Перевод задания: Выполни примеры.

1. 6 + 2 = 8 (six plus two equals eight).
2. 9 − 5 = 4 (nine minus five equals four).
3. 5 + 1 = 6 (five plus one equals six).
4. 3 + 2 = 5 (three plus two equals five).
5. 10 − 1 = 9 (ten minus one equals nine).
6. 3 − 2 = 1 (three minus two equals one).
7. 6 + 4 = 10 (six plus four equals ten).
8. 8 − 1 = 7 (eight minus one equals seven).

Ответ: 3) 8; 4) 4; 5) 6; 6) 5; 7) 9; 8) 1; 9) 10; 10) 7.