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Counting to 100 - Worksheet 5 - 1st Grade

Medium

Count forward and backward to 100 (Medium)

24 problems · 10-15 minutes · Skills: counting, number sequence

About This Worksheet

This medium-level worksheet contains 24 problems designed for 1st Grade students practicing counting to 100. Medium worksheets introduce larger numbers and varied question formats to deepen understanding and build fluency.

Counting to 100 is essential for understanding our number system. It prepares students for addition, subtraction, and place value concepts.

How to Solve: Worked Example

Example Problem: What number comes before 50?
Solution Steps:
  1. Think: what number do I count right before 50?
  2. Count: ...47, 48, 49, 50.
  3. The number before 50 is 49.
Answer: 49
Tip: To find the number before, subtract 1. To find the number after, add 1.
1
29, 30, ___, 32
2
What number comes before 28?
3
34, 35, ___, 37
4
22, 23, ___, 25
5
What number comes before 14?
6
24, 25, ___, 27
7
What number comes before 45?
8
What number comes before 58?
9
3, 4, ___, 6
10
2, 3, ___, 5
11
What number comes before 15?
12
7, 8, ___, 10
13
36, 37, ___, 39
14
What number comes before 40?
15
What number comes before 36?
16
7, 8, ___, 10
17
What number comes before 7?
18
What number comes before 39?
19
What number comes before 13?
20
What number comes before 28?
21
What number comes before 3?
22
39, 40, ___, 42
23
21, 22, ___, 24
24
What number comes before 66?

Answer Key

1. 312. 273. 364. 245. 136. 267. 448. 579. 510. 411. 1412. 913. 3814. 3915. 3516. 917. 618. 3819. 1220. 2721. 222. 4123. 2324. 65

Frequently Asked Questions

How do I download this counting to 100 - worksheet 5 worksheet?

Click the "Download PDF / Print" button at the top of the worksheet. You can save it as a PDF or print it directly. The answer key will be on a separate page.

How do I find worksheets at different difficulty levels?

Each subtopic has 10 worksheets: Worksheets 1-3 are Easy, 4-7 are Medium, and 8-10 are Hard. Start with Easy worksheets to build confidence, then progress to harder ones.

How many problems are on this worksheet?

This worksheet contains 24 problems. It typically takes 10-15 minutes to complete. An answer key with all solutions is included.