Adding Fractions Using a Trick

Adding Fractions Using a Trick

Assessment

Interactive Video

Mathematics

6th - 8th Grade

Hard

Created by

Thomas White

FREE Resource

The video introduces a simple and effective trick for adding fractional numbers, learned from an experienced carpenter named Bob. The method requires a tape measure, a pencil, and a straight edge, eliminating the need for mental calculations or finding common denominators. The presenter demonstrates the trick with two examples, showing how to add fractions quickly and accurately. The video concludes with a thank you to Bob for the valuable tip.

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who taught the narrator the trick for adding fractional numbers?

Charlie, the engineer

Bob, the old-time carpenter

Alice, the mathematician

Dave, the scientist

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the narrator's experience with the trick?

They have used it for years in trades.

It is a method they invented.

They have only used it once.

It is a new method they just learned.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is this trick particularly useful according to the narrator?

It is a fun party trick.

It helps in multiplying fractions quickly.

It is a way to subtract fractions easily.

It avoids the need for mental calculations.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the narrator's opinion on calculating fractions in your head?

It is the best method.

It is unnecessary with this trick.

It is faster than using the trick.

It is only for experts.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the narrator's advice regarding common denominators?

Always find them first.

They are not important for any calculations.

Ignore them when using this trick.

Use them only for subtraction.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is NOT one of the materials needed for the trick?

A pencil with a sharp point

A tape measure

A calculator

A straight, stiff surface

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using a straight, stiff surface in the trick?

To ensure accurate measurements

To make the process more challenging

To use as a visual aid

To write down calculations

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