Adding integers on a number line
- Author:
- Duane Habecker, Chi Tran
Move the sliders to change the numbers then find the answer.
1) 3 + 5 = ___ 2) 0 + 6 = ____ 3) 7 + 2 = ____
4) When adding 2 positive numbers, is the answer positive or negative? _______________
5) -3 + -5 = _____ 6) -3 - 5 = _____ 7) -2 + -6 = _____ 8) -2 - 6 = _____
9) When adding 2 negative numbers, is the answer positive or negative? _______________
10) When adding 2 negative numbers, did you add or subtract them? ___________________
11) 5 + -3 = _____ 12) -3 + 5 = _____ 13) 12 + -9 = _____ 14) -9 + 12 = _____
15) -5 + 3 = _____ 16) 3 - 5 = _____ 17) -12 + 9 = _____ 18) 9 - 12 = _____
19) When adding a positive number & a negative number, did you add or subtract them? _______________
20) Did you get a positive answer or negative answer?
21) How can you predict if the answer will be negative or positive?