Exam 1: Arithmetic, Calculators, and Problem Solving

The largest ocean in the world is the Pacific Ocean, which covers approximately $6.35 \times 10 ^ { 7 }$ square miles. Express this number without using exponents. __________ square miles

Find the following sum, and reduce to lowest terms. $\frac { 4 } { 12 } + \frac { 5 } { 12 }$

In what notation is the number $294.736$ written?

Write $600,000$ in scientific notation.

Evaluate the following exponential expression. $5 ^ { 2 }$ change answer a to 10

Simplify the numerical expression. Give your answer in reduced form. $8 \div \frac { 2 } { 5 }$

Simplify the numerical expression. Remember that fractions are not considered simplified unless they are reduced. $\frac { 5 } { 6 } - \frac { 4 } { 5 }$

Evaluate the following expression. $( 6 + 14 ) ( 44 - 4 )$

Use the distributive property to evaluate the expression. $8 ( 3 + 9 )$

If 400 shares of a stock cost $12,700, estimate the value of each share of stock.

Find the prime factorization for the following number. If a factor is repeated, write it with exponents. 50,625

Change 407 to base eight.

Give the place value for each digit in the following number: $842,509$

Round to the nearest ten cents. $314.019 $ __________

Simplify the numerical expression. Give your answer in reduced form. $\frac { 7 } { 3 } \times \frac { 16 } { 5 }$

Change the number $1,100,110,010 _ { \text {two } }$ to base ten.

Write the number in expanded form. $433 _ { \text {eight } }$

Translate the word statement to a numerical statement. Seven times the difference of 3 from 5

Round the following decimal to the nearest thousandth. $410.6469$