Students determine if Riley read 17 pages in her book.
Given a total of 14 lemons, students determine if Mary has enough lemons to make two glasses of lemonade.
Students determine how many plastic dinosaurs Danny has left after he gives some to a friend.
Given three sets of numbers, students determine the total number of birds that come to a birdbath.
Students determine how many balloons Betty has left after giving some to Ben.
Students count the total number of mother and baby birds Hailey sees in three trees.
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