251 + 109 = ___

67 - 42 = ___

258 - 139 = ___

Compare:

42 + 13 ___ 29 + 17

Compare:

28 + 20 ___ 30 + 10

Compare:

36 - 6 ____ 42 - 12

Compare:

55 - 21 ____ 49 - 14

Toby and Sam planted 215 trees in one field and 372 trees in another field. How many trees have they planted in all?

Nick is going to visit his grandfather who lives 734 miles away. He travels 628 miles by land. How much further does he need to travel?