Adding and Subtracting Integers and Decimals Explained

What does it mean when two numbers are on the same team?

• They are both positive or both negative and will join.

• They are of opposite signs and will fight.

• They cannot be added or subtracted.

• They represent fractions and not integers.

How do you interpret a positive number without an explicit '+' sign?

• It is understood to be positive.

• It is invalid without a sign.

• It is considered neutral.

• It is automatically considered negative.

In the bubble method, what does it signify if bubbles are joining?

• The numbers are unrelated.

• The numbers are subtracted.

• The numbers are on different teams.

• The numbers are added.

What is the first step in applying the bubble method to an expression?

• Determine the result immediately.

• Write down the operation.

• Circle each number and its sign.

• Identify the largest number.

What happens when numbers on different teams interact?

• They join and add up.

• They fight and subtract.

• They divide each other.

• They are multiplied.

How do you determine which team wins in a subtraction?

• Both teams win.

• The team with more people wins.

• The positive team always wins.

• The team with fewer people wins.

What does a negative result indicate in the context of teams?

• No team won.

• The negative team won.

• The positive team won.

• The result is invalid.

What is crucial when adding or subtracting decimals?

• Aligning the decimal points.

• Converting decimals to fractions.

• Multiplying the decimals first.

• Ignoring the decimal points.

When subtracting two numbers, what does borrowing involve?

• Adding values instead of subtracting.

• Ignoring place values.

• Adjusting values to allow subtraction.

• Changing all numbers to positive.

What should you do if a decimal number does not have a corresponding number directly above or below it?

• Use a placeholder zero.

• Remove the decimal point.

• Skip the number.

• Assume it is a whole number.