Fact families
3, 4, 7
3 + 4 = 7,
4 + 3 = 7
7 - 3 = 4
7 - 4 = 3
20+50
Fifty-eight
58
Fifty-four
2 x 2
4
6, 5, 11
6 + 5 = 11
5 + 6 = 11
11 - 5 = 6
11 - 6 = 5
70-30
40
90
What is the value of the hundreds place?
3,350
300
3 x 2
6
6, 7, 13
6 + 7 = 13
7 + 6 = 13
13 - 6 = 7
13 - 7 = 6
80 - 70
One hundred and thirty-seven
137
What is the value of the ones place?
5,914
4
4 x 4
16
15, 3, 18
15 + 3 = 18
3 + 15 = 18
18 - 3 = 15
18 - 15 = 3
60+70
130
Three hundred and twenty
320
What is the value of the thousands place?
39,509
9,000
5 x 4
20
24, 12, 36
24 + 12 = 36
12 + 24 = 36
36 - 24 = 12
36- 12 = 24
120-50
70
Five hundred and six
506
What is the value of the thousands place?
124,088
4,000
2 x 8
16