Term A · Chapter 2 · Lesson 8
Word Problems — Part 1
Distinguish a total from one of its parts before choosing an operation.
MATH-3A-C02-L0835–45 minutes · flexible
Today's challenge
A school library has 781 books. 67 are on the front shelf. How many are elsewhere? Try your own method, then compare it with a model.
What you'll learn
- Distinguish a total from one of its parts before choosing an operation.
- Explain the connection between a diagram and a number sentence.
- Solve a fresh application without step-by-step hints.
Before this lesson
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