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because when you multiply by 2 you are just doubling the number being multiplied by two.

example: 5x2=10 5+5=10

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14y ago

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How can adding doubles help you to multiply by2?

Doubling is the same as multiplying by two. The two actions are the same.


How can adding doubles help you to multiply by 2 example?

Adding doubles can help you multiply by 2 through the property of commutativity in multiplication. By adding two equal numbers together (doubles), you are essentially multiplying one of the numbers by 2. For example, 5 + 5 = 10, which is the same as 5 x 2 = 10. This strategy can simplify multiplication problems and help build a deeper understanding of the relationship between addition and multiplication.


How can adding doubles help you multiply by 2?

Anything times two equals the thing added to itself. 33 x 2 = 33 + 33


How do you work out 5x 2?

you multiply 5 by 2 which is ten or you think of adding 5 two's or adding 2 fives.


What happens to the circumference of a circle if you multiply the diameter by two?

The circumference also doubles.


What two numbers you multiply you get 12 and when adding you get -16?

-4


Multiply a number by 2 to get the same answer as adding a....?

Multiplying by two is the same thing as adding the number to itsself again. 2 (4) = 4 + 4


Why is adding repeatitivly adding the same as multiplying?

Because, if you want to multiply say 2*4=8 that is the same as doing 4+4=8 or 4 two times. It's the same with all numbers!


Why you should know to get the LCM of two or more numbers?

It will help when you are adding and subtracting fractions.


What are two numbers that multiply to -90 and add up to -10?

-100


What is the rule for adding two numbers whose numbers are alike?

Multiply it by 2 as for example 3+3 = 6 which is the same as 2*3 = 6


What is 15.5 times 12?

15.5 times 12 is equal to 186. To calculate this, you simply multiply 15.5 by 12. First, you can multiply 15 by 12, which equals 180. Then, you multiply 0.5 by 12, which equals 6. Adding these two results together gives you 186.