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One more & one less
Find the number that is 1, 2 or 10 more or less than a given whole number. Review suitability for your learners before teaching.
Worksheet StudioPractice pack · Ages 4-6
One more & one less
Take your time. Show your thinking.
1. What number is 1 less than 14?
1 · 14 · One more & one less2. What number is 1 less than 13?
1 · 13 · One more & one less3. What number is 1 more than 8?
1 m · 8 · One more & one less4. What number is 1 less than 3?
1 · 3 · One more & one less5. What number is 1 more than 3?
1 m · 3 · One more & one less6. What number is 1 less than 10?
1 · 10 · One more & one less7. What number is 1 less than 18?
1 · 18 · One more & one less8. What number is 1 more than 9?
1 m · 9 · One more & one less9. What number is 1 more than 16?
1 m · 16 · One more & one less10. What number is 1 less than 2?
1 · 2 · One more & one less11. What number is 1 more than 18?
1 m · 18 · One more & one less12. What number is 1 less than 4?
1 · 4 · One more & one less
12 questions · Seed 104729 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 4-6
One more & one less
Answers and reasoning. Review before teaching.
1. What number is 1 less than 14?
131 less than 14 is 14 − 1 = 13.
2. What number is 1 less than 13?
121 less than 13 is 13 − 1 = 12.
3. What number is 1 more than 8?
91 more than 8 is 8 + 1 = 9.
4. What number is 1 less than 3?
21 less than 3 is 3 − 1 = 2.
5. What number is 1 more than 3?
41 more than 3 is 3 + 1 = 4.
6. What number is 1 less than 10?
91 less than 10 is 10 − 1 = 9.
7. What number is 1 less than 18?
171 less than 18 is 18 − 1 = 17.
8. What number is 1 more than 9?
101 more than 9 is 9 + 1 = 10.
9. What number is 1 more than 16?
171 more than 16 is 16 + 1 = 17.
10. What number is 1 less than 2?
11 less than 2 is 2 − 1 = 1.
11. What number is 1 more than 18?
191 more than 18 is 18 + 1 = 19.
12. What number is 1 less than 4?
31 less than 4 is 4 − 1 = 3.
12 questions · Seed 104729 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 4-6
One more & one less
Take your time. Show your thinking.
1. What number is 1 less than 14?
1 · 14 · One more & one less2. What number is 1 less than 13?
1 · 13 · One more & one less3. What number is 1 more than 8?
1 m · 8 · One more & one less4. What number is 1 less than 3?
1 · 3 · One more & one less5. What number is 1 more than 3?
1 m · 3 · One more & one less6. What number is 1 less than 10?
1 · 10 · One more & one less7. What number is 1 less than 18?
1 · 18 · One more & one less8. What number is 1 more than 9?
1 m · 9 · One more & one less9. What number is 1 more than 16?
1 m · 16 · One more & one less10. What number is 1 less than 2?
1 · 2 · One more & one less11. What number is 1 more than 18?
1 m · 18 · One more & one less12. What number is 1 less than 4?
1 · 4 · One more & one less
12 questions · Seed 104729 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 4-6
One more & one less
Answers and reasoning. Review before teaching.
1. What number is 1 less than 14?
131 less than 14 is 14 − 1 = 13.
2. What number is 1 less than 13?
121 less than 13 is 13 − 1 = 12.
3. What number is 1 more than 8?
91 more than 8 is 8 + 1 = 9.
4. What number is 1 less than 3?
21 less than 3 is 3 − 1 = 2.
5. What number is 1 more than 3?
41 more than 3 is 3 + 1 = 4.
6. What number is 1 less than 10?
91 less than 10 is 10 − 1 = 9.
7. What number is 1 less than 18?
171 less than 18 is 18 − 1 = 17.
8. What number is 1 more than 9?
101 more than 9 is 9 + 1 = 10.
9. What number is 1 more than 16?
171 more than 16 is 16 + 1 = 17.
10. What number is 1 less than 2?
11 less than 2 is 2 − 1 = 1.
11. What number is 1 more than 18?
191 more than 18 is 18 + 1 = 19.
12. What number is 1 less than 4?
31 less than 4 is 4 − 1 = 3.
12 questions · Seed 104729 · Age guidance, not curriculum certification