1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
barxatty [35]
3 years ago
7

427+364 find the sum

Mathematics
2 answers:
prisoha [69]3 years ago
8 0
The answer is 791......
WINSTONCH [101]3 years ago
5 0

Answer by JKismyhusbandbae:

Line\:up\:the\:numbers\\\begin{matrix}\space\space&4&2&7\\ +&3&6&4\end{matrix}\\Add\:each\:column\:of\:digits,\:starting\:on\:the\:right\:and\:working\:left.\\\mathrm{If\:the\:sum\:of\:a\:column\:is\:more\:than\:ten,\:'carry'\:digits\:to\:the\:next\:column\:on\:the\:left.}\\\mathrm{Add\:the\:digits\:of\:the\:bolded\:column}:\quad \:7+4=11\\\begin{matrix}\space\space&4&2&\textbf{7}\\ +&3&6&\textbf{4}\end{matrix}\\

\mathrm{Carry\:}1\mathrm{\:to\:the\:column\:on\:the\:left\:and\:write\:}1\mathrm{\:in\:the\:bolded\:column}\\\frac{\begin{matrix}\space\space&\space\space&1&\textbf{\space\space}\\ \space\space&4&2&\textbf{7}\\ +&3&6&\textbf{4}\end{matrix}}{\begin{matrix}\space\space&\space\space&\space\space&\textbf{1}\end{matrix}}\\\mathrm{Add\:the\:digits\:of\:the\:bolded\:column}:\quad \:1+2+6=9\\

\frac{\begin{matrix}\space\space&\space\space&\textbf{1}&\space\space\\ \space\space&4&\textbf{2}&7\\ +&3&\textbf{6}&4\end{matrix}}{\begin{matrix}\space\space&\space\space&\textbf{9}&1\end{matrix}}\\\mathrm{Add\:the\:digits\:of\:the\:bolded\:column}:\quad \:4+3=7\\\frac{\begin{matrix}\space\space&\textbf{\space\space}&1&\space\space\\ \space\space&\textbf{4}&2&7\\ +&\textbf{3}&6&4\end{matrix}}{\begin{matrix}\space\space&\textbf{7}&9&1\end{matrix}}\\=791

You might be interested in
Nelda baked two kinds of pasta in pans. Each pan was the same size she sliced one pan of pasta into 4 equal pieces. She sliced t
Lemur [1.5K]

Answer:

2

Step-by-step explanation:

I found this be adding 4 and 6, witch is 2.

6 0
3 years ago
Read 2 more answers
Solve. x^2+ 5x-2=0<br> SoS plz Quadratic Equation
IRISSAK [1]

Answer:

−5/2 ± √33 /2

3 0
3 years ago
2(x+1.25)=3,5<br><br> Find x
Arte-miy333 [17]

Step-by-step explanation:

\tt{2(x+1.25)=3.5  } ⠀

\tt{ 2x+2.5=3.5 } ⠀

\tt{ 2x=3.5-2.5 } ⠀

\tt{2x=1  } ⠀

\tt{ x=\dfrac{1}{2}=0.5 } ⠀

7 0
3 years ago
A certain isotope decays so that the amount A remaining after t years is given by: A = A0 · e ^-0.03t where A0 is the original a
Katena32 [7]
<span>Ending Amt = Bgng Amt * e ^-0.03t
In this equation, the "-0.03" is the decay factor or "k"
We can now solve for half-life by this equation:
</span>t = <span>(<span>ln [y(t) ÷ a]<span>)<span> ÷ -k  (we can say beginning amount = 200 and ending amount = 100
</span></span></span></span>t = <span>(<span>ln [200 ÷ 100]<span>)<span> ÷ -k
</span></span></span></span>t = <span>(<span>ln [2]<span>)<span> ÷ -k
</span></span></span></span>t = 0.69314718056<span> ÷ --.03
t =</span><span><span><span> 23.1049060187 </span>
about 23 years
</span></span>
7 0
3 years ago
Read 2 more answers
The formula d = rt. Find how long it takes an airplane to fly 375 at 500 miles per hour
8090 [49]
375=500t 375/500=t 0.75=t
8 0
3 years ago
Other questions:
  • Greatest common factor of 28 and 48<br><br> Is it 2 ?
    8·2 answers
  • Evaluate 6h when h= 8.
    6·2 answers
  • Which of the following is the domain of the given function?
    6·1 answer
  • Length of the altitude drawn to the hypotenuse
    6·1 answer
  • I´ve been asking the same question every day and getting lazy wrong answers lmaxo
    8·2 answers
  • write the equation of the line in slope intercept form that is perpendicular to y=5x+4 and passes through the origin please help
    8·1 answer
  • LOOK AT THE PICTURE
    5·2 answers
  • Given that 1 inch = 2.54 cm, how many centimeters are there in 5 feet? Answers may be written using decimal form and should be r
    6·1 answer
  • A rectangular parking lot is surrounded on its perimeter by a fence that is 1200 feet long. if the length of a rectangular parki
    13·2 answers
  • Using the graph, determine the equation of the circle
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!