Basic Math Examples

$(40) (0.3) + (50) (0.05) + (60) (0.05) + (70) (0.2) + (80) (0.35) + (90) (0.05)$

Step 1

Simplify each term.

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Step 1.1

Multiply $40$ by $0.3$ .

$12 + (50) (0.05) + (60) (0.05) + (70) (0.2) + (80) (0.35) + (90) (0.05)$

Step 1.2

Multiply $50$ by $0.05$ .

$12 + 2.5 + (60) (0.05) + (70) (0.2) + (80) (0.35) + (90) (0.05)$

Step 1.3

Multiply $60$ by $0.05$ .

$12 + 2.5 + 3 + (70) (0.2) + (80) (0.35) + (90) (0.05)$

Step 1.4

Multiply $70$ by $0.2$ .

$12 + 2.5 + 3 + 14 + (80) (0.35) + (90) (0.05)$

Step 1.5

Multiply $80$ by $0.35$ .

$12 + 2.5 + 3 + 14 + 28 + (90) (0.05)$

Step 1.6

Multiply $90$ by $0.05$ .

$12 + 2.5 + 3 + 14 + 28 + 4.5$

Step 2

Simplify by adding numbers.

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Step 2.1

Add $12$ and $2.5$ .

$14.5 + 3 + 14 + 28 + 4.5$

Step 2.2

Add $14.5$ and $3$ .

$17.5 + 14 + 28 + 4.5$

Step 2.3

Add $17.5$ and $14$ .

$31.5 + 28 + 4.5$

Step 2.4

Add $31.5$ and $28$ .

$59.5 + 4.5$

Step 2.5

Add $59.5$ and $4.5$ .

$64$