Measure
Line 1
2
Fact family for 3 X 8.
3 x 8 = 24
8 x 3 = 24
24/ 3 = 8
24/ 8 = 3
Show 3/8.
(picture)
3 x 12
3 x 10 =30
3 x 2 = 6
30 + 6 - 36
Find the sides of a rectangle with the perimeter of 24.
8, 4, 8, 4.
10, 2, 10, 2.
6, 6, 6, 6.
Line 2
2 1/4
Fact family for 6 x 7.
6 x 7 = 42
7 x 6 = 42
42 / 6 = 7
42 / 7 = 6
1/2 __ 1/3
1/2 > 1/3
4 x 61
4 x 60 = 240
4 x 1 = 4
240 + 4 = 244
Area of a 12 by 3 rectangle.
36
Line 3
1 3/4
Fact family for 30 x 6.
30 x 6 = 180
6 x 30 = 180
180 / 6 = 30
180 / 30 = 6
5/6 __ 7/6
5/6 < 7/6
7 x 37
7 x 30 = 210
7 x 7 = 49
210 + 49 = 259
Area and perimeter of a 25 by 3 rectangle.
P: 56
A: 75
Line 4
4 3/4
Fact family for 54 / 6.
54 / 6 = 9
54 / 9 = 6
9 x 6 = 54
6 x 9 = 54
2/3 __ 6/9
2/3 = 6/9
6 x 245
6 x 200 = 1200
6 x 40 = 240
6 x 5 = 30
1200 + 240 + 30 = 1470
Draw a rectangle with the perimeter of 36.
12, 6, 12, 6
10, 8, 10, 8
Line 5
1/4
Fact family for 121 / 11.
121 / 11 = 11
11 x 11 = 121
What fraction equals 3/4?
6/8, 9/12, etc.
8 x 324
8 x 300 = 2400
8 x 20 = 160
8 x 4 = 32
2400 + 160 + 32 = 2592
If the area is 81, what could the sides be?
1, 81
9,9
3,27