Dec.11: Day 3

Front

What is the result of -4 + 5?

Back

1

Front

What is the result of -5 + -7?

Back

-12

Front

What is the result of 4 - (-6)?

Back

10

Front

What is the result of -5 - (-9)?

Back

4

Front

What is the result of -7 + (-6)?

Back

-13

Front

Define addition of negative numbers.

Back

When adding two negative numbers, the result is negative and is the sum of their absolute values.

Front

Define subtraction of negative numbers.

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the rule for adding positive and negative numbers?

Back

When adding a positive and a negative number, 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 -3 + 2?

Back

-1

Front

What is the result of 7 - 9?

Back

-2