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Earn +20 ptsQ: How using addition properties can make adding easier?
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Continue Learning about Math & Arithmetic
How do you make numbers 1-9 equal 100 by using only addition?
For example, by adding 1 + 1 + 1 ... (a total of 100 times).
What is the disadvantage of using scientific notation?
If you are adding or subtracting two numbers in scientific notation, you must rewrite one of the numbers to the same power of ten as the other, before performing the addition (or subtraction).
What operation are you using if your answer is the sum?
addition
How do you do expanded form but using multiplication and addition?
623.509
How are the commutative and associative Properties helpful?
They are useful in speeding up basic arithmetic calculations.The properties allow you to rearrange the arguments of a calculation and the order in which the operations are carried out. So, for example,(5 + 13) + 15 = (13 + 5) + 15 [using the commutative property]= 13 + (5 + 15) [using the associative property]= 13 + 20 = 33.
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