Mastering Division of Whole Numbers by Fractions

The video tutorial explains how to divide whole numbers by fractions using visual examples with blocks. It demonstrates the process by building walls and seats, showing that dividing by a fraction involves dividing the whole number into fractional parts and counting them. The concept of reciprocal is introduced, explaining that dividing by a fraction is equivalent to multiplying by its reciprocal.

If you have 2 blocks and each block is one-fourth of the total, how many blocks do you have in total?

• 10

• 6

• 4

• 8

What is the first step in dividing a whole number by a fraction?

• Multiply the whole number by the fraction

• Divide the whole number into fractional parts

• Add the fraction to the whole number

• Subtract the fraction from the whole number

How many blocks are needed to build three seats if one block is one-fifth of each seat?

• 18

• 15

• 12

• 10

What do you do after dividing the whole number into fractional parts when dividing by a fraction?

• Add the parts

• Subtract the parts

• Count the number of fractional parts

• Multiply the parts

What is the reciprocal of one-fifth?

• Five

• One-fifth

• Five over one

• One

What is an alternative method to dividing by a fraction?

• Dividing the fraction by the whole number

• Flipping the fraction and multiplying

• Adding the fraction

• Subtracting the fraction