Yellow
Green
Blue
Red
Magenta
Remove
For Questions 1–8, find the products using the rectangle model, expanded form, or the all‑partials method. Remember to estimate to see if your answer is reasonable.
- 14 15
- 45 12
- 37 23
- 64 78
- 56 18
- 93 44
- 81 29
- 62 65
- Choose two problems from Questions 1–8 and explain your estimation strategies for them.
- Jacob's older sister Cara uses a graphing calculator. Her classroom has a set of 25 graphing calculators. If one calculator costs $97, how much did the classroom set cost? Show or tell how you know.
- Smackin Good Apple Company shipped 14 small boxes of apples to Martha's Market. Each small box has 48 apples in it. How many apples did Martha's Market receive?
- Grace is starring in the school play. Her parents purchased tickets in advance. They got seat numbers 211 and 212. Grace looks for her parents from the stage. She knows there are 18 seats in a row. She also knows seat number 1 is in the first row. Where should Grace look to find her parents? About which row? (Hint: Use the picture to help you.)
- The auditorium at Bessie Coleman School has 18 seats in each row and 33 rows. The movie theater has 28 seats in each row and 28 rows. Which has more seats? How many more?
