Grade 9 Number Sense

Solve:
1 - (8 - 4)/4

• 0
• 1
• -1
• -6

Solve:
8-(-4)³

• 73
• 71
• 72
• 74

Solve:
9-(-3)³-5

• 30
• -31
• 31
• -30

Solve:
7-3(7-(-5))

• 29
• -29
• 26
• -28

* ^ means exponent*
Simplify: 
x(x² × x³) ^4

• x^21 or x²¹
• x^22 or x²²
• 3x
• 3x^4

Simplify:
n-² ⋅ n^-4 ⋅ n^5/n^-4

• n^3
• n^4
• n^-3
• n ^-4

Simplify:
x^4 ⋅ y^5
------------
x^4 ⋅ y^5

• 1
• 0
• -1
• 2

Solve:
4(6-9)÷6

• -2
• 2
• 1
• 4

Solve: 
(2m²) -¹
----------
  m^4

• m^6
• -2/m^6
• m^3
• 1/m^6

Simplify:
(2p)^4 ⋅ 2p²

• 22p^4
• 4^p²
• 22p^3
• 32p^6