There were 310 adults at a concert. There were 3 times as many children as adults at the concert. How many people were there at the concert?

Mr. Brace had 856 game cards at first. He lost some of them in a game and bought another 407 game cards for himself. If he had 1,100 game cards in the end, how many game cards did he lose in the game?

What is the value of the sun?

9,384 + 7,394 =

2,435 men and 6,428 women were at a book fair. Round the total number of people at the book fair to the nearest hundred.

364 less than 938 is

What is the missing digit in this equation? 5,326 - 2, __ 86 = 2,840

6,382 + _________ = 8,324

374 more than 888 is ___________

How many chickens does he have?

Miss Sharer, Mrs. Mascari, and Mrs. Shimazu have 1,358 marbles altogether. Miss Sharer has 196 fewer marbles than Mrs. Shimazu. If Mrs. Shimazu has 250 marbles, how many marbles does Mrs. Mascari have?

7,293 - 3,734 =