Adding
13+23
5 x 9
45
A square has a side length of 11cm, what is the perimeter of the full square?
44cm
38 - 14
15 + 42
57
9 x 7
63
What is the perimeter of this shape? (Ziteboard #1)
80m
120 - 67
53
97 + 121
218
15 x 8
120
A rectangle has a length of 16cm and a width of 31cm. What is the perimeter?
94cm
341 - 209
132
33 + 94 + 74
201
7.5 x 2
15
What is the perimeter of the following shape? (Ziteboard #2)
105m
942 - 629
313
43.5 + 103.6
147.1
12 x 14
168
What is the perimeter of the following shape? (Ziteboard #3)
81.8m
106.7 - 34.5
72.2