6.10A Equations from Models

Study the bar model below. What equation can represent the bar model?

• 7c = 28

• 28 - 7 = c

• c /28 = 7

Study the bar model below. What equation can represent the bar model?

• d ÷ 8 = 18

• d - 8 = 18

• 8d = 18

• 8 + d = 18

Study the bar model below. What equation can represent the bar model?

• 9m = 36

• 9 + m = 36

• m - 9 = 36

• m ÷ 9 = 36

Study the bar model below. Which one of the following equations can represent the bar model?

• 16 + p = 25

• 16 + 25 = p

• 25 - p = 16

• 25 - 16 = p

Tags

TEKS.MATH.2A.3A

Study the bar model below. What is the value of s in the bar model?

• s = 20

• s = 76

• s = 3

• s = 7

Study the bar model below. What is the value of n in the bar model?

• n = 88

• n = 9

• n = 104

• n = 12

Study the bar model below. What is the value of o in the bar model?

• o = 9

• o = 40

• o = 4

• o = 32

Study the bar model below. What is the value of w in the bar model?

• w = 33

• w = 3

• w = 24

• w = 9

There are s shelves at the local library. Each shelf has 36 books. If there are 540 books on all the shelves, which one of the following equations can you use to find the value of s, the number of shelves in the library?

• s - 540 = 36

• s /36 = 540

• 540 + s = 36

• 36s = 540

Linda ordered 6 boxes of pepperoni pizza and b boxes of vegetarian pizza. If she ordered a total of 18 boxes of pizza, which one of the following equations can you use to find the value of b, the number of boxes of vegetarian pizza?

• 6b = 18

• 6 + b = 18

• b/18 = 6

• b - 18 = 6