Using Rounding on a Number Line to Solve Word Problems

The video tutorial teaches how to solve multistep word problems by rounding numbers on a number line. It begins with an example of a shopping scenario and introduces the concept of rounding. The tutorial explains how to round numbers to the nearest ten and hundred using a number line. It then presents a word problem about reading pages in a book, demonstrating how to estimate and calculate the remaining pages using rounding techniques. The lesson emphasizes the importance of rounding in simplifying complex calculations and provides practical examples to enhance understanding.

If Mary has a 296-page book and reads 51 pages on Monday and 74 pages on Tuesday, how many pages does she have left to read?

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What is the estimated total number of pages Mary will read based on rounding?

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What is the actual number of pages Mary has left to read after calculating?

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