Addition
6+10
16
30-10
20
Which digit is in the tens? 3446
An addition problem using this fact family: 10, 9, 1
9+1=10 or 1+9=10
Skip count by 2's from 2-20
2, 4, 6, 8, 10,12, 14, 16,18, 20
20+20
40
10-5
5
Which digit is in the units? 3730
A subtraction problem using this fact family: 5, 5, 10
10-5=5
Skip count by 10s from 10-100
10, 20, 30, 40, 50, 60, 70, 80, 90, 100
12+3
15
15-5
10
Which digit is in the thousands? 6039
An addition problem using this fact family: 3, 2, 5
3+2=5 or 2+3=5
Skip count by 5s from 5-30
5, 10, 15, 20, 25, 30
6+8
14
25-5
20
Which digit is in the hundreds? 179
1
A subtraction problem using this fact family: 6, 4, 2
6-4=2 or 6-2=4
Skip count by 2s from 12-24
12, 14, 16, 18, 20, 22, 24
0+100
100
30-1
29
Which digit is in the thousands? 9830
Any number sentence using this fact family: 10, 5, 5
5+5=10
or
10-5=5
25, 30, 35, 40, 45, 50