Adding Using Long Addition
A machinist needs the following lengths of 1-in diameter rods: 8 in, 14 in, 6 in, 27 in, and 42 in. How long a rod is required to supply all five pieces? Round up to nearest ten.
Long Subtraction
recorded. What is the day it was $136^{\circ} \mathrm{F}$. In the Gobi Desert a temperature of $-50^{\circ} \mathrm{F}$ was recorded. What is the difference between these two temperatures?
The diver descended 15 feet below the surface of the water. Then she went down 20 more feet. What was her final elevation?
Long Multiplication
$(-5) \times 4=$
$3 \times 7=$
$8 \times 3=$
$8 \times 5=$
$(-9) \times 7=$
$(-9) \times 1=$
$9 \times 5=$
$7 \times(-6)=$
$(-9) \times(-6)=$
$7 \times(-2)=$
$4 \times 2=$
$(-1) \times 7=$
$(-1) \times 4=$
$9 \times 0=$
$5 \times(-5)=$
$(-9) \times(-4)=$
$3 \times 8=$
$0 \times 0=$
$9 \times(-3)=$
$(-6) \times 4=$
Long Division
Find the following quotient.
\[
\frac{0}{-4}
\]
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. The quotient is
(Type an integer and simplified fraction.)
B. The answer is undefined.
Dividing Using Partial Quotients Division
Divide 1308 by 4 using Partial Quotients Division method.