Cycle 2
16 – 5 = 11. Sixteen minus five equals (makes) eleven.
11 + 3 = 14. Eleven plus three equals (makes) fourteen.
Finally, Arthur has 14 books in his bedroom
Cycle 3
Solution 1:
4 x 7 = 28. Four times seven equals (makes) twenty-eight. 7 piles of 4 eggs make exactly 28 eggs
28 + 3 = 31. Twenty-eight eggs plus 3 eggs equals (makes) thirty-one eggs in all.
7 piles of 4 eggs and 3 eggs make 31 eggs
The female dinausor has laid 31 eggs
Solution 2 :
4 x 8 = 32. Four times eight equals (makes) thirty-two. 8 piles of 4 eggs make exactly 32 eggs
32 + 3 = 35. Thirty-two eggs plus 3 eggs equals (makes) thirty-five eggs in all.
8 piles of 4 eggs and 3 eggs make 35 eggs
The female dinausor has laid 35 eggs
Solution 3:
4 x 9 = 36. Four times nine equals (makes) thirty-six. 9 piles of 4 eggs make exactly 36 eggs
36 + 3 = 39. Thirty-six eggs plus 3 eggs equals (makes) thirty-nine eggs in all.
9 piles of 4 eggs and 3 eggs make 39 eggs.
The female dinausor has laid 39 eggs