Add and Subtract Integers

Front

What is the sum of -10 and -7?

Back

-17

Front

If yellow represents positive and red represents negative, what expression does the model represent?

Back

-5 + 2

Front

If yellow is positive and red is negative, what is the result of the model?

Back

-3

Front

What is the result of -5 minus negative 12?

Back

7

Front

Which equation represents the model if yellow is positive and red is negative?

Back

-4 - (-2) = -2

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What does it mean to add integers?

Back

Adding integers means combining their values, taking into account their signs.

Front

What does it mean to subtract integers?

Back

Subtracting integers means finding the difference between their values, which can involve adding the opposite.

Front

What is the rule for adding two negative integers?

Back

When adding two negative integers, the result is negative and you add their absolute values.

Front

What is the rule for adding a positive integer and a negative integer?

Back

When adding a positive and a negative integer, subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.