What number of this fact family is missing?
15
? 6
9
What is the missing addend?
4+__=12
8
Is this equation equal or not equal?
4+3=3+4
equal
Solve the 2-digit subtraction problem:
67-21=
46
Solve the 2 digit subtraction equation:
59-38=
21
What is the missing number of this fact family?
19
5 ?
14
9+__=15
6
Is this equation equal or not equal?
3+5=4+4
equal
Solve the 2-digit subtraction problem:
16-10=
6
Is this equation equal or not equal?
7+3=5+5
equal
What equation is missing in the following fact family?
7+8=15
8+7= 15
15-8= 7
15-7=8
8+__=13
5
Is this equation equal or not equal?
4+9=5+10
not equal
Solve the 2-digit subtraction problem:
78-24=
54
What is the missing addend?
__ + 9 = 17
8
What is the missing number of this fact family?
?
6 12
18
__+13=18
5
Is this equation equal or not equal?
8+5=10+3
equal
Solve the 2 digit subtraction problem:
67-24=
43
What equation is missing in the following fact family?
8+4= 12
4+8= 12
12-4=8
12-8=4
What is the missing number of this fact family?
?
4 8
12
__+16=20
4
Which equation is equal?
1+8=3+3
5+6=3+7
2+8=5+5
4+8=3+10
2+8=5+5
Solve the 2-digit subtraction problem:
83-73=
10
Solve the two digit subtraction equation:
99-53=
46