adding integers

Front

What is the result of adding two negative integers, for example, -4 + (-3)?

Back

The result is -7.

Front

What is the result of adding a negative integer to a positive integer, for example, -2 + 9?

Back

The result is 7.

Front

How can you represent Bob's progress on his math test if he lost 5 points and gained 9 points?

Back

The equation is -5 + 9 = 4.

Front

What is the result of adding a positive integer to a negative integer, for example, 3 + (-7)?

Back

The result is -4.

Front

How can you represent the combination of positive and negative values using counters?

Back

The expression is 4 + (-5), where yellow is positive and red is negative.

Front

What is the general rule for adding two integers with the same sign?

Back

Add their absolute values and keep the common sign.

Front

What is the general rule for adding two integers with different signs?

Back

Subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

Front

What is the sum of -1 and -1?

Back

The sum is -2.

Front

What is the sum of 5 and -3?

Back

The sum is 2.

Front

If you have 6 and you add -10, what is the result?

Back

The result is -4.