Lesson 4 Dive Back Into Division

    • Let’s estimate and divide.

Warm-up Notice and Wonder: Blank Spaces

What do you notice? What do you wonder?

Activity 1 Reasonable Estimates

Problem 1

Circle the most reasonable estimate. Show your reasoning.

Problem 2

Find the value of each quotient.

  1. Divide. 13, long division symbol with 3 hundred sixty 4 inside.
  2. 12, long division symbol with 5 hundred forty inside.
  3. Divide. 14, long division symbol with 1 thousand 8 inside.

Activity 2 Missing Dividends and Divisors

  1. Write different numbers in the blanks that make the equations true.

  2. What strategy did you use to choose numbers to write in the blanks?