Unit 1 and Beginning of Unit 2 Review

Missing Addend

100

9+___=15

6

200

14-___=10

4

300

8+____=16

8

400

13-___=5

8

500

14+___=26

12

Expanded Form

100

Expanded Form

41

40+1=41

200

Expanded Form

75

70+5=75

300

Expanded Form

163

100+60+3=163

400

Expanded Form

483

400+80+3=483

500

Expanded Form 

608

600+0+8=608

or

600+8=608

Quick Drawing

100

Quick Drawing

23

2 ten sticks

3 circles

200

Quick Drawing

67

6 ten sticks

7 circles

300

Quick Drawing

159

1 rectangle

5 ten sticks

9 circles

400

Quick Drawing

305

3 rectangles

0 ten sticks

5 circles

500

Quick Drawing

799

7 rectangles

9 ten sticks

9 circles