2nd grade collected 235 cans for the food drive. 3rd grade collected 155 cans. 4th grade collected 258 cans. How many cans did 2nd and 4th grade collect?

One day Keith skipped 145 rocks over the river. The next day he skipped 165 rocks. How many rocks did he skip altogether?

One karate class has 156 students. The other karate class has 176 students. How many students are in both karate classes?

On Friday, 354 people went to the fair. On Saturday, 551 people went to the fair. How many people went to the fair in all?

Silas has 328 beads. Carson has 124 beads. How many beads do they have in all?

Mrs. Kalo blew up one-hundred forty-seven (147) balloons. Then she blew up one-hundred thirteen (113) more balloons. How many balloons does the clown have now?