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# Adding and Subtracting Two-Digit Whole Numbers

Directions: Directions: Use the digits 0 to 9, at most one time each, to make a true statement.

### Hint

What’s your best first move? Does it make more sense to start with the addition or subtraction? What’s the greatest value you can find? smallest value?

### Answer

There are multiple answers including:
24+35=78-19
13+56=97-28
47+36=98-15

Source: Brian Errey

## Time Twister

Directions: Using the digits 0 to 9, at most one time each, create three different …

### 31 comments

1. 90-40=50+0

2. 80-10=60+10

3. You can only use 0 one time.

4. 55-12=43+0

51+32=83-0

21+11=32+0

5. 60-40=10+10

6. 60-10=25+25

7. 9-3=3+3

8. 90-30=30+30

9. Markel Brown Jr

30+30= 50=10

10. Danitza Marenco

It is cause it is 30+30=50+10

11. Daniel Salazar Arias

30-20=1+9

12. karine chapdelaine

87-23=49+15

13. 45-20=16+9

14. Zay'zjon Harris

50-25=17+8

15. Gerald Anderson

My answer is 89- 76=13+00

16. My answer is 89- 76=13+00 this is my answer

17. 60 – 10 = 25 + 25

18. 98-32=54+10
89-14=63+12