Find the sum of -2 and -5. then, in two or more complete sentences, explain the steps you used to add the mixed numbers.

The sum of - 2 and - 5 is - 7.

Step-by-step explanation:

The sum of - 2 and - 5 is [- 2 + (- 5)] = - 2 - 5 = - 7. (Answer)

Let two mixed fractions are and that we have to add with steps.

Now, we have to sum the mixed numbers after converting then into improper fractions.

So,   and  

Hence,

=

= {Because the  L.C.M. of 2 and 3 is 6}

=

=

= (Answer)

3,000,540

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents