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Counting to 100 - Worksheet 10 - 1st Grade

Hard

Count forward and backward to 100 (Hard)

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

About This Worksheet

This hard-level worksheet contains 30 problems designed for 1st Grade students practicing counting to 100. Hard worksheets feature challenging problems including multi-step questions, missing values, and real-world applications to push students further.

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: 67, ___, ___, 70
Solution Steps:
  1. Start at 67 and count forward.
  2. 67, 68, 69, 70.
  3. The missing numbers are 68 and 69.
Answer: 68, 69
Tip: Pay special attention to numbers that cross a tens boundary, like 69 to 70.
1
What number comes before 59?
2
59, ___, ___, 62
3
79, ___, ___, 82
4
81, ___, ___, 84
5
82, ___, ___, 85
6
What numbers come before and after 77? ___, 77, ___
7
62, ___, ___, 65
8
What numbers come before and after 63? ___, 63, ___
9
What number comes before 75?
10
What numbers come before and after 76? ___, 76, ___
11
70, ___, ___, 73
12
What numbers come before and after 55? ___, 55, ___
13
What numbers come before and after 57? ___, 57, ___
14
59, ___, ___, 62
15
What number comes before 88?
16
What number comes before 57?
17
58, ___, ___, 61
18
What number comes before 57?
19
What number comes before 80?
20
What number comes before 51?
21
What numbers come before and after 42? ___, 42, ___
22
56, ___, ___, 59
23
83, ___, ___, 86
24
What numbers come before and after 36? ___, 36, ___
25
57, ___, ___, 60
26
What numbers come before and after 92? ___, 92, ___
27
What number comes before 62?
28
What numbers come before and after 47? ___, 47, ___
29
92, ___, ___, 95
30
What numbers come before and after 58? ___, 58, ___

Answer Key

1. 582. 60, 613. 80, 814. 82, 835. 83, 846. 76, 787. 63, 648. 62, 649. 7410. 75, 7711. 71, 7212. 54, 5613. 56, 5814. 60, 6115. 8716. 5617. 59, 6018. 5619. 7920. 5021. 41, 4322. 57, 5823. 84, 8524. 35, 3725. 58, 5926. 91, 9327. 6128. 46, 4829. 93, 9430. 57, 59

Frequently Asked Questions

How do I download this counting to 100 - worksheet 10 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 30 problems. It typically takes 10-15 minutes to complete. An answer key with all solutions is included.