Basic Math Examples

${(0.4)}^{2} - 2.8 \div 0.2 \cdot 1.6$

Step 1

Simplify each term.

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Step 1.1

Raise $0.4$ to the power of $2$ .

$0.16 - 2.8 \div 0.2 \cdot 1.6$

Step 1.2

Cancel the common factor of $0.2$ .

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Step 1.2.1

Move the leading negative in $- 2.8 \div 0.2$ into the numerator.

$0.16 + - 2.8 \div 0.2 \cdot 1.6$

Step 1.2.2

Factor $0.2$ out of $1.6$ .

$0.16 + - 2.8 \div 0.2 \cdot (0.2 (8))$

Step 1.2.3

Cancel the common factor.

$0.16 + - 2.8 \div 0.2 \cdot (0.2 \cdot 8)$

Step 1.2.4

Rewrite the expression.

$0.16 - 2.8 \cdot 8$

Step 1.3

Multiply $- 2.8$ by $8$ .

$0.16 - 22.4$

Step 2

Subtract $22.4$ from $0.16$ .

$- 22.24$