Chapter 1

Combined Operations with Exact Numbers. Perform each computation by calculator. $$(37)(28)+(36)(64)$$

Convert each decimal to a percent. $$3.72$$

Write each power of 10 as a decimal number. $$10^{5}$$

Convert the following customary units. 152 inches to feet.

Dividing Signed Numbers Divide, keeping the proper sign on your answer. $$14 \div(-2)$$

Evaluate each expression. Retain the proper number of significant digits in your answer. Powers. $$2^{3}$$

Multiplying Signed Numbers.$$4 \times(-2)$$

Adding and Subtracting Signed Numbers Combine as indicated. $$926+863$$

Combined Operations with Exact Numbers. Perform each computation by calculator. $$(22)(53)-(586)(4)+(47)(59)$$

Convert each decimal to a percent. $$0.877$$

Write each power of 10 as a decimal number. $$10^{-2}$$

Convert the following customary units. 0.153 mile to yards.

Dividing Signed Numbers Divide, keeping the proper sign on your answer. $$(-15) \div(3)$$

Evaluate each expression. Retain the proper number of significant digits in your answer. Powers. $$5^{3}$$

Multiplying Signed Numbers.$$(-5) \times(3)$$

Symbols of Equality and Inequality Insert the proper symbol of equality or inequality \((=, \approx,>,<)\) between each pair of numbers. 9 and -2

Adding and Subtracting Signed Numbers Combine as indicated. $$274+(-412)$$

Combined Operations with Exact Numbers. Perform each computation by calculator. $$(63+36)(37-97)$$

Convert each decimal to a percent. $$0.0055$$

Write each power of 10 as a decimal number. $$10^{-5}$$

Convert the following customary units. 762.0 feet to inches.

Dividing Signed Numbers Divide, keeping the proper sign on your answer. $$(-24) \div(-4)$$

Evaluate each expression. Retain the proper number of significant digits in your answer. Powers. $$9^{2}$$

Multiplying Signed Numbers.$$(-24) \times(-5)$$

Symbols of Equality and Inequality Insert the proper symbol of equality or inequality \((=, \approx,>,<)\) between each pair of numbers. -3 and 4

Adding and Subtracting Signed Numbers Combine as indicated. $$-576+(-553)$$

Combined Operations with Exact Numbers. Perform each computation by calculator. $$(89-74+95)(87-49)$$

Convert each decimal to a percent. $$0.563$$

Write each power of 10 as a decimal number. $$10^{-1}$$

Convert the following customary units. 627 feet to yards.

Dividing Signed Numbers Divide, keeping the proper sign on your answer. $$(-49) \div(-7)$$

Evaluate each expression. Retain the proper number of significant digits in your answer. Powers. $$1^{3}$$

Multiplying Signed Numbers.$$(-41) \times(-22)$$

Symbols of Equality and Inequality Insert the proper symbol of equality or inequality \((=, \approx,>,<)\) between each pair of numbers. -3 and -5

Adding and Subtracting Signed Numbers Combine as indicated. $$-207+(-819)$$

Combined Operations with Exact Numbers. Perform each computation by calculator. $$\frac{219}{73}+\frac{194}{97}$$

Convert each fraction to a percent. Round to three significant digits. $$\frac{2}{5}$$

Write each power of 10 as a decimal number. $$10^{4}$$

Convert the following customary units. 29 tons to pounds.

Dividing Approximate Numbers Divide, and then round your answer to the proper number of digits. $$947 \div 5.82$$

Evaluate each expression. Retain the proper number of significant digits in your answer. Powers. $$10^{3}$$

Multiply each approximate number and retain the proper number of digits in your answer. $$3 .967 \times 2.84$$

Symbols of Equality and Inequality Insert the proper symbol of equality or inequality \((=, \approx,>,<)\) between each pair of numbers. \(\frac{3}{4}\) and 0.75

Adding and Subtracting Signed Numbers Combine as indicated. $$-575-275$$

Combined Operations with Exact Numbers. Perform each computation by calculator. $$\frac{228}{38}-\frac{78}{26}+\frac{364}{91}$$

Convert each fraction to a percent. Round to three significant digits. $$\frac{3}{4}$$

Write each number as a power of \(10 .\) $$100$$

Convert the following customary units. 88.90 pounds to ounces.

Dividing Approximate Numbers Divide, and then round your answer to the proper number of digits. $$0.492 \div 0.00478$$

Evaluate each expression. Retain the proper number of significant digits in your answer. Powers. $$10^{1}$$