Adding Integers with Counters & Number Lines

Front

What does the number -6 represent on a number line?

Back

-6 is located six units to the left of zero on a number line.

Front

Which equation represents the addition of 4 and -5 using counters?

Back

4 + (-5) = -1

Front

What does the number 3 represent on a number line?

Back

3 is located three units to the right of zero on a number line.

Front

Which addition equation matches the problem modeled with 2 positive counters and 4 negative counters?

Back

2 + (-4) = -2

Front

What equation is modeled when adding 15 and -25?

Back

15 + (-25) = -10

Front

What is the definition of an integer?

Back

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

Front

How do you add a positive integer and a negative integer?

Back

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

Front

What is the result of adding -2 and -4?

Back

-2 + (-4) = -6

Front

What does a positive counter represent?

Back

A positive counter represents a positive integer.

Front

What does a negative counter represent?

Back

A negative counter represents a negative integer.