Name: 
 

Lesson 7 - Estimating Quantities



 1. 

A blue rectangle is drawn around 10 stars. Estimate the number of blue rectangles there are in this diagram.
             mc001-1.jpg
a.
10
b.
15
c.
20
 

 2. 

Use your estimate from question 1 to skip count to determine how many stars are in the picture.
a.
150
b.
100
c.
200
 

 3. 

A red rectangle is drawn around 20 stars. Estimate the number of red rectangles there are in this diagram.

          mc003-1.jpg
a.
5
b.
7
c.
9
 

 4. 

Use your estimate from question 3 to estimate the number of stars in this diagram.
a.
200
b.
300
c.
400
 

 5. 

A red rectangle is drawn around 4 pieces. Estimate the number of red rectangles there are in this diagram.

                     mc005-1.jpg
a.
20
b.
30
c.
40
 

 6. 

Use your estimate from question 5 to estimate the number of pieces there are in the diagram.
a.
100
b.
200
c.
300
 

 7. 

A brown rectangle is drawn around 25 hearts in this diagram. Estimate the number of brown rectangles in this diagram.

              mc007-1.jpg
a.
40
b.
30
c.
20
 

 8. 

Use your estimate from question 7 to estimate the number of hearts there are in the diagram.
a.
400
b.
500
c.
600
 

 9. 

A red rectangle is drawn around 25 puzzle pieces. Estimate the number of red rectangles there are in this diagram.

mc009-1.jpg

a.
12
b.
16
c.
18
 

 10. 

Use your estimate from question 9 to estimate the number of puzzle pieces there are in the diagram.
a.
400
b.
300
c.
500
 



 
Check Your Work     Start Over