4. Do the sums. 1) 1 + 2 = 3 (one plus two equals 3) 5) 5 + 1 = ..... 6) 3 + 2 = .....

Используем сложение:

1. 5 + 1 = 6 — five plus one equals six.
2. 3 + 2 = 5 — three plus two equals five.

Ответ: 5) 6; 6) 5.