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Lesson 5: Repetitive Subtraction and Addition
Victor 900 Calculator Teacher’s Guide
20
STUDENT WORKSHEET
Constant Calculations
Use the =. key to work these constant
calculations.
1. 94 – 6 – 6 – 6 = ________
2. 945 + 12 + 12 + 12 = ________
3. 543 – 10 – 10 – 10 – 10 = ________
4. 345 + 22 + 22 + 22 + 22 = ________
5. 27 – 3 – 3 – 3 – 3 – 3 = ________
6. 45 + 5 + 5 + 5 + 5 + 5 = ________
7. 1000 – 100 – 100 – 100 – 100 = ________
8. 2000 + 50 + 50 + 50 + 50 + 50 = ________
9. 948 – 8 – 8 – 8 – 8 – 8 – 8 = ________
10. 604 + 4 + 4 + 4 + 4 + 4 + 4 = ________
11. 9987 – 3 – 3 – 3 – 3 – 3 – 3 = ________
12. 100 + 9 + 9 + 9 + 9 + 9 + 9 = ________