TEKS.MATH.6.7A

Simplify the following expression
(r² + s²) – (5r² + 4s²)

• –4r² +5s²
• –4r² – 3s²
• –5r⁴ – 4s⁴
• –4r² + 3s²

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TEKS.MATH.6.7A

10⁴

• 1,000
• 10,000
• 10
• 100

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TEKS.MATH.6.7A

What are the factors of 25?

• 1, 2, 3, 5, 10, 15, 25
• 1, 5,  25
• 1, 25
• 1, 5

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TEKS.MATH.6.7A

2³ x 5 is the same as

• 2 x 3 x 5
• 30
• 2 x 2 x 2 x 5
• 6 x 5

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TEKS.MATH.6.7A

3³

• 9
• 6
• 81
• 27

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TEKS.MATH.6.7A

7 + (12-3)²

• 256
• 88
• 10
• 13

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TEKS.MATH.6.7A

Solve:
36 / 6 + 3 x 2

• 1
• 2
• 12
• 18

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TEKS.MATH.6.7A

Evaluate 2r + 1      if   r = 3

• 6
• 5
• 7
• 8

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TEKS.MATH.6.7A

35 ÷ 7 x 2 - 4

• 3.5
• -1.5
• 6

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TEKS.MATH.6.7A

What are the missing factors?

• 2 and 3

• 3 and 6

• 3 and 3

• 1 and 9

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TEKS.MATH.6.7A