Name: 
 

15-Beginning Addition & Subtraction-1


True/False
Indicate whether the sentence or statement is true or false.
 

 1. 
A.1 This is a fact family. (addition & subtraction phase 1)

2+3=5            5-2=3
5+3=8            8-3=5
 

 2. 
B.1 This is a fact family. (addition & subtraction phase 1)

10+3=13            13-10=3
3+10=13            13-3=10
 

 3. 
C.1 This is a fact family. (addition & subtraction phase 1)

7+8=15            15-5-10
8+7=15            15-10=5
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 4. 
A.1  5+ __ = 13 (addition & subtraction phase 1)
a.
8
b.
7
c.
9
d.
18
 

 5. 
A.1  18- __ = 11 (addition & subtraction phase 1)

a.
4
b.
7
c.
9
d.
6
 

 6. 
B.1   9 + __ = 20 (addition & subtraction phase 1)
a.
10
b.
12
c.
11
d.
8
 

 7. 
B.1   12 + ___ = 24 (addition & subtraction phase 1)
a.
10
b.
15
c.
14
d.
12
 

 8. 
B.1  21 = 9 + ___ (addition & subtraction phase 1)
a.
14
b.
12
c.
7
d.
11
 

 9. 
B.1  14 = ___ + 8 (addition & subtraction phase 1)

a.
22
b.
12
c.
6
d.
8
 

 10. 
C.1  12 + ___ = 28 (addition & subtraction phase 1)
a.
6
b.
12
c.
18
d.
16
 



 
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