To round numbers to the nearest hundred thousand, make the numbers whose last five digits are 00001 through 49999 into the next lower number that ends in 00000. For example 6,424,985 rounded to the nearest hundred thousand would be 6,400,000.
Step-by-step explanation:
First, let's distribute the 
variable to each term in the first parenthesis:
Next, let's distribute the variable to each term in the second parenthesis:
Next, let's group like terms together:
Finally, let's add or subtract like terms to get the result:
Answer:
Step-by-step explanation:
It would be 54 because 12*4.5 = 54.
Answer:
Multiply 6 x 4 then add 10
or do the other way around
Step-by-step explanation:
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