Basic Substitution

Work out the value of the following expressions when a = 3, b = 4 and c = 5.
a + b   

• 7
• 8
• 9
• 6

Tags

CCSS.6.EE.A.2C

Work out the value of the following expressions when a = 3, b = 4 and c = 5.
2a

• 5
• 6
• 8
• 10

Tags

CCSS.6.EE.A.2C

Work out the value of the following expressions when a = 3, b = 4 and c = 5.
3ab

• 10
• 12
• 15
• 36

Tags

CCSS.6.EE.A.2C

• 10

• 2

• 30

• 4

Tags

CCSS.6.EE.A.2C

• 14

• 49

• 72

• 36

Tags

CCSS.6.EE.A.2C

• 27

• 11

• 12

• 9

Tags

CCSS.6.EE.A.2C

Tags

CCSS.6.EE.A.2C

If y=7,find the value of 2(y+4)

• 11
• 22
• 20
• 18

Tags

CCSS.6.EE.A.2C

Tags

CCSS.7.NS.A.1B

Work out the value of the expression when x = 3, y = – 2 and z = – 4.
y + x – z     

• -5
• -3
• 3
• 5

Tags

CCSS.6.EE.A.2C