Interpreting Remainders in ECMS

The video tutorial explains the concept of division and remainders, illustrating how a divisor may not always divide a dividend evenly, resulting in a remainder. It uses two examples: Mickey making bows with ribbon and Goofy's ride for kids, to demonstrate when to round the quotient up or down. Mickey can make two bows with leftover ribbon, while Goofy's ride needs an extra turn for all kids to ride. The tutorial emphasizes understanding when to include or exclude remainders in solutions.

What does a remainder represent in a division problem?

• The dividend

• The divisor

• The total amount divided

• A part of the whole that is left over

Tags

CCSS.3.OA.A.2

If Mickey has 15 inches of ribbon and each bow needs 7 inches, how many bows can he make?

• 3 bows

• 4 bows

• 2 bows

• 1 bow

Tags

CCSS.3.OA.A.3

After making two bows, how much ribbon will Mickey have left?

• No ribbon left

• 1 inch

• 3 inches

• 2 inches

Tags

CCSS.4.MD.A.2

If Goofy's ride holds 7 kids at a time and there are 15 kids in line, how many times will the ride need to go for everyone to have a turn?

• 2 times

• 1 time

• 4 times

• 3 times

Tags

CCSS.3.OA.A.3

What does the remainder mean in Goofy's ride example?

• The ride can only hold 6 kids

• All kids will get a turn in the first two rides

• One kid will have to wait for the next ride

• One kid will not get a turn

Tags

CCSS.3.OA.A.2

In Mickey's example, should the final answer be rounded up or down?

• Rounded down

• Not rounded

• It depends on the context

• Rounded up

Why does Mickey need to round his answer down?

• Because he has enough ribbon for three bows

• Because he has no ribbon left

• Because he cannot make a bow with only one inch of ribbon

• Because he can make an extra bow with the remaining ribbon

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

In Goofy's example, should the final answer be rounded up or down?

• Rounded down

• Not rounded

• It depends on the context

• Rounded up

Why does Goofy need to round his answer up?

• Because all kids have already had a turn

• Because the ride can hold more kids

• Because the last kid needs to ride too

• Because the ride can only go twice

Tags

CCSS.5.NBT.A.4

How many times does the ride need to go for all kids to have a turn?

• 1 time

• 2 times

• 4 times

• 3 times

Tags

CCSS.3.OA.A.3