Math - Number Sense and Operations Lesson 6

Number Sense and Operations

Lesson 6

Greatest Common Factor Word Problems

Multiples

Mr. Usher is organizing his class supplies into baskets. He has 49 markers, and 35 rulers. What is the greatest number of baskets Mr. Usher can make by using all the supplies? How man of each supply will there be per basket?

A fruit basket contains apples and oranges. Each basket will have the same quantity of apples, and the same quantity of oranges. If there are 32 apples and 24 oranges available, how many fruit baskets can be made? How many apples and oranges are in each basket?

There are 35 toonies and 63 loonies in a piggy bank. If these coins are organized into groups such that each group has the same quantity of toonies and the same quantity of loonies, what is the maximum number of groups that can be made? How many loonies and toonies are in each group?

Choose any three numbers. How many strategies can you demonstrate to find the G.C.F. for all three numbers?

Each player rolls 2 dice and selects an available box in the table by creating an ordered pair with the two numbers rolled.
Each player places a counter on their selected box.
Each player finds the Greatest Common Factor for the numbers in their box.
The player with the larger Greatest Common Factor keeps their colored counter in that box. The other player removes their counter.
If the Greatest Common Factors are equal, both players remove their counters.
If no boxes are available on the game board after a player rolls, then they roll again until they are able to select one.
The game continues until one player gets four boxes in a row, vertically, horizontally, or diagonally.

Page updated

Report abuse