This Application Problem is a part of the Lesson 21, Unit 6, Grade 1. Willie saw 11 monkeys at the zoo. He saw 4 fewer monkeys than tigers. How many tigers did he see at the zoo? Today's problem is a compare with bigger unknown where the problem suggests the wrong operation. Students are expected to have worked with these problems in Grade 1, but mastery is not expected until the end of Grade 2.
