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-3

2 - 2 × 2 - 2 ÷ 2 (Simplify the Division)

= 2 - 2 × 2 - 1 (Simplify the Multiplication)

= 2 - 4 - 1 (Simplify the Addition by adding negative vales)

= 2 - 5 (Simplify the Subtraction and apply the greater values sign which is negative)

= - 3

B for bracket,

O for Order/Of,

D for Division,

M for Multiplication,

A for Addition,

S for Subtraction

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