40% off $30 is a $12 discount. The sale price is $18. Formula: $30 × 40 ÷ 100 = $12 off.

How much do I save with 40% off $30?

You save $12. The original price is $30 and the discounted price is $18.

What is $30 minus 40%?

$30 minus 40% equals $18. This is the same as multiplying $30 by 0.6 (which is 1 − 0.4).

Multiply the price by 0.4, then subtract from the original. Or multiply by 0.6 directly to get the sale price.

$30 with 40% off = $18. You save $12 on the original price.

Sale Price

$18$30

You save $12 (40% off)

Calculate the sale price, savings, and optional tax.

Original Price ($)

Discount (%)

0%50%100%

Original Price$30.00

Discount (40%)−$12.00

Final Price$18.00

You save$12.00

Quick Discounts

Step 1: Calculate the discount amount. Multiply $30 by 40 and divide by 100: $30 × 40 ÷ 100 = $12.

Step 2: Subtract the discount from the original price: $30 − $12 = $18.

Shortcut: Multiply $30 by 0.6 (which is 1 − 0.4). You get $18 directly.

What is 40% off $30?: 40% off $30 is a $12 discount. The sale price is $18. Formula: $30 × 40 ÷ 100 = $12 off.
How much do I save with 40% off $30?: You save $12. The original price is $30 and the discounted price is $18.
What is $30 minus 40%?: $30 minus 40% equals $18. This is the same as multiplying $30 by 0.6 (which is 1 − 0.4).
How do I calculate 40% off any price?: Multiply the price by 0.4, then subtract from the original. Or multiply by 0.6 directly to get the sale price.