Modeling Integer Subtraction using Two Colored Counters

What do you have left when you take away three negatives from negative eight?

• Eight negatives

• Five positives

• Five negatives

• Three positives

If you have nine positives and need to take away two negatives, what do you do first?

• Take away two positives

• Add two positives

• Add two negatives and two positives

• Add two negatives

After adding zero pairs, what is the result when you take away two negatives from nine positives?

• Five positives

• Seven positives

• Eleven positives

• Nine positives

What is the result when you take away five negatives from negative two using zero pairs?

• Five negatives

• Three negatives

• Three positives

• Five positives

When starting with four positives and needing to take away seven, what is the final result?

• Three negatives

• Seven positives

• Seven negatives

• Three positives