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Subjects>Math>Math & Arithmetic

Can you multiply a number by 4 by doubling it twice?

Anonymous

∙ 14y ago

Updated: 9/18/2023

Yes

Wiki User

∙ 14y ago

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Q: Can you multiply a number by 4 by doubling it twice?

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Is doubling and doubling again is the same as multiplying by 4?

That is correct; to multiply by 2 and then multiply by 2 again is equivalent to multiplying by 4.

Why is the product of two decimals smaller then the factors?

When you multiply 4 by 2, you're doubling it, increasing 4 to twice its size. When you multiply 0.25 by 0.5, you're cutting it in half, decreasing 0.25 to 0.125.

Do you multiply the number twice if it's squared?

If you square a number, then you are taking the number times itself. For instance, 4 squared is 16, because 4 times 4 is 16.

What does twice the sum of a number and 4 mean?

It means that you add a number to 4, then multiply the result by 2. If you call the number "n", you can also write this in algebra shorthand as:2(n+4)

How you find 75 percent of a number?

Multiply it by 0.75 or divide it by 4 and multiply it by 3.

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Related Questions

How you could use doubling to find the product 13 X 4?

Doubling a number is equivalent to multiplying by 2. Doubling twice (doubling, and then doubling the result again) is equivalent to multiplying by 4. (Also, doubling three times is the same as multiplying by 8, doubling 4 times is the same as multiplying by 16, etc.)

Is doubling and doubling again is the same as multiplying by 4?

That is correct; to multiply by 2 and then multiply by 2 again is equivalent to multiplying by 4.

Why is the product of two decimals smaller then the factors?

When you multiply 4 by 2, you're doubling it, increasing 4 to twice its size. When you multiply 0.25 by 0.5, you're cutting it in half, decreasing 0.25 to 0.125.

Write an assembly program to multiply a numberr by 4?

To multiply a number by 4, do a left shift twice. If the number is in the accumulator, do... RAL RAL XRI 0FCH

Do you multiply the number twice if it's squared?

If you square a number, then you are taking the number times itself. For instance, 4 squared is 16, because 4 times 4 is 16.

What is doubling in math?

To double in math, it means to take a number..... such a 2 and take that number and add it 2 times here are some examples EX: 2 double 2 = 4 EX: 3 double 3 = 6 So the point of doubling is you add the same number.

Where velocity is squared in the kinetic energy equation doubling an object's velocity will do what to its kinetic energy?

Multiply it by 4 (4 = 22)

Do you have to put it twice when you multiply it byitself?

no you dont because it is afactor of that number. example: what is the factors of 4 and 16 1,2and 4 1,2,48,and 16

Multiply this number by 4 and subtract 39 to get twice the number plus 3?

4x-39 = 2x+3, 4x-2x = 42 x=21

What does twice the sum of a number and 4 mean?

It means that you add a number to 4, then multiply the result by 2. If you call the number "n", you can also write this in algebra shorthand as:2(n+4)

Raising a number to a second power?

Is basically doubling the number. For example 2 to the second power is 4.

When 1 is added to a number and the answer then trebled it gives the same result as doubling the number and then adding 4 find the number?

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