40% of 1 is 0.4. To calculate this: 1) Convert 40% to decimal (40/100 = 0.4), 2) Multiply by 1 to get 0.4.

What is 40% of 1?

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Result

0.4

40% of 1 = 0.4

40\% \times 1 = 1 \times \frac{40}{100} = 0.4

40% means 40 parts out of 100. To convert a percentage to a decimal, we divide by 100: 40% = 0.4

We multiply our number (1) by the decimal form of the percentage (0.4):
1 × 0.4 = 0.4

This means that 40% or 0.4 of 1 is 0.4. In other words, if you take 40% of 1, you get 0.4.

When a $1 product has a 40% discount, you save $0.4 and pay $0.6.

If you want to leave a 40% tip on a $1 meal, you would leave $0.4 as the tip.

When 40% sales tax is added to a $1 purchase, $0.4 is added for tax, making the total $1.4.

If 40% of students in a class are boys and there are 1 students total, that means there are 0 boys.

If you invest $1 and earn 40% annual interest, you'll receive $0.4 in interest for the year.

If a student answers 40% of questions correctly on a 1-question test, they answered 0 questions correctly.

If 40% of your monthly revenue goes to operating expenses and you earn $1, you spend $0.4 on operations.

If a hospital reduces infections by 40% from 1 cases monthly, they now have only 1 cases per month.

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