Definitions
Using the same numbers
Use addition to subtract
Use subtraction to add
Find the Sum or Difference
Complete the equation
100

What are these called?
2 + 2 = 4

Addends

Addends are the numbers you add together

100

The numbers 2,6, and 8 were used to write the addition equation below.
2+6=8
Choose another addition equation using the three numbers.
a. 1+7=8          c. 7+1=8
b. 6+2=8          d. 3+5=8

b. 6+2=8

100

Which addition equation can help you find 6 − 4?
a. 4+1=5           c. 4+2=6
b. 4+6=10         d. 4+3=7


c. 4+2=6

100

Which subtraction equation can help you find 9 + 1?

a. 9-1=8         c. 9+1=10
b. 10-9=1       d. 10-8=2

b.10-9=1

100

Jacob has 2 toys.  Brad has 8 toys.  How  many toys do they have in all?
a. 6     b. 11     c. 9    d.10 

d.10

100

10 - __ = 4

6

200
What is this?

3+4= 7

Sum

Sum: The answer when you add

200

The numbers 3,5, and 8 were used to write the Subtraction equation below.
8-3=5
Choose another subtraction equation using the three numbers.
a. 7-4=3          c. 8-5=3
b. 6-3=3          d. 5-2=3

c. 8-5=3

200

Which addition equation can help you find 8 − 3?
a. 3+8=11      c. 3+4=7
b. 3+6=9        d. 3+5=8

d.3+5=8

200

Which subtraction equation can help you find 3 + 6?

a. 6-3=3         c. 9-3=6
b. 9-2=7         d. 9-4=5

c.9-3=6

200

There are 7 boys at the park. 2 of them go away. How many boys are left?
a. 5     b.9    c.8    d. 4 

a.5

200

5 + ____ = 10

5

300

What is this?

8-5= 3


Difference

Difference: The answer when you subtract

300

The numbers 1,3, and 4 were used to write the Subtraction equation below.
4-3=1
Choose another subtraction equation using the three numbers.
a. 4-1=3          c. 3-0=3
b. 6-3=3          d. 5-2=3

a.4-1=3

300

There are 9 girls in a shop. 3 girls leave. Which addition equation can help you find how many girls are left in the shop?
a. 3+3=6     b. 3+6=9    
c. 9+3=12   d. 3+3=6

B. 3+6=9

300

Choose the subtraction equation that can be used to solve the addition equation below.
3+5=?
a. 8-3=5    b. 5-3=2    
c.  6-3=3   d. 9-5=4

a.8-3=5

300

___ = 7 + 7

14

300

__ - 3 = 4

7

400

What is the name of these:

1+1      4+4     7+7     10+10
2+2      5+5     8+8
3+3      6+6     9+9

Doubles!

400

The numbers 4,5, and 9 were used to write the addition equation below.
5+4=9
Choose another addition equation using the three numbers.
a. 8+1=9          c. 9+0=9
b. 7+2=9          d. 4+5=9

d. 4+5=9

400

There are 7 dolls. 5 of them are sold. Which addition equation can help you find how many dolls are left?
a.  7+5=12     b. 6+1=7  
c. 2+6=8        d. 2+5=7

d. 2+5=7

400

Choose the subtraction equation that can be used to solve the addition equation below.
7+3=?
a. 7-3=4    b. 10-3=7    
c.  8-3=5   d. 9-3=6

b. 10-3=7

400

8 – 3 = ___

5

400

6 = ___ +0 

6

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