Walker Adding Positive and Negative Numbers

Front

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

Back

The result is -7.

Front

What is the result of subtracting a positive number from a negative number, for example, -9 - 2?

Back

The result is -11.

Front

What are zero pairs in the context of addition and subtraction?

Back

Zero pairs are pairs of numbers that add up to zero, such as 1 and -1.

Front

How do you determine the number of zero pairs in a subtraction problem like 34 - 44?

Back

You can determine the number of zero pairs by identifying how many times the smaller number can be paired with the larger number to make zero. In this case, there are 34 zero pairs.

Front

What is the result of adding a positive number to a negative number, for example, 4 + (-9)?

Back

The result is -5.

Front

What is the result of adding two negative numbers, for example, -10 + (-3)?

Back

The result is -13.

Front

What is the rule for adding two numbers with different signs?

Back

When adding two numbers with different signs, subtract the smaller absolute value from the larger absolute value and take the sign of the number with the larger absolute value.

Front

What is the result of -5 + 3?

Back

The result is -2.

Front

How do you simplify the expression -7 + 4 - 2?

Back

Combine the numbers: -7 + 4 = -3, then -3 - 2 = -5.

Front

What is the result of -8 - (-2)?

Back

The result is -6.