6th Grade Math Textbook, Progress

(Marvins-Underground-K-12) #1

Meaning of Division


8-5


2
7

2
7

2
7

1 2 3

Think
How many s are in 3?
3
8

Each loop in a spring takes ^38 in. of wire.
How many loops can be made from 3 in. of wire?

To find how many loops, n, can be made,
divide: 3^38 n.

You can use a diagramto help you divide 3 by 
3
8 .

Count the number of ^38 in. units. There are 8 units. So 3 ^38  8.

Eight^38 -in. loops can be made from 3 in. of wire.

Study these examples.
Write a division sentence for each diagram.

3 wholes divided into fourths 1 whole is divided into sevenths.
make 12 equal parts. There are three 
2
7 s in 

6
7 .

Division sentence: 3
1
4 ^12 Division sentence: 

6
7 

2
7 ^3

Think
How many s are in 3?^14

Think
How many s are in?^2767

(^38) in.
3 in.
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