Multiply Unit Fractions by Whole Numbers (Using Number Lines)

Consider the number line:

4

Also, consider the multiplication sentence:

3 × ? = 
3
4
 

Let's identify the missing number to describe the number line.

Observe that on the given number line, starting from 0, three jumps of
1
4
are made to reach at
3
4
.


4a

 

So, the number line represents the multiplication sentence:

3 ×
1
4
=
3
4
So, the missing number is
1
4
.





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Help

The correct answer is

Remember :

The smallest number is the one that comes first while counting.

Solution :

To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.

21,27,23

21 is the smallest number.