Worksheet Exercises: Skip Counting by 10s and 100s in Grade 2

Master skip counting by 10s and 100s: patterns, sequences and number relationships through these 3 detailed worksheet exercises.

Worksheet Solutions: Exercises 1 to 3
1 Skip Counting by 10s Worksheet
Worksheet Problem 1
Complete the skip counting sequence by 10s: 0, 10, 20, __, __, __, 60, __, __, 90, __
Instructions: Fill in the missing numbers in the sequence.
Definition:

Skip counting by 10s: Counting forward by adding 10 each time (0, 10, 20, 30...).

Worksheet Method:
  1. Identify the skip number (10 in this case)
  2. Find the starting number (0)
  3. Add the skip number to get the next number
  4. Continue the pattern
  5. Fill in the missing numbers
Starting Point
0
Skip by 10s
+10 each time
Complete Sequence
0,10,20,30,40,50,60,70,80,90,100
0
10
20
30
40
50
60
70
80
90
100
Step 1: Identify the pattern

We're skip counting by 10s (adding 10 each time)

Step 2: Fill in the missing numbers

After 20: 20 + 10 = 30
After 30: 30 + 10 = 40
After 40: 40 + 10 = 50
After 60: 60 + 10 = 70
After 70: 70 + 10 = 80
After 90: 90 + 10 = 100

Step 3: Complete the sequence

0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100

0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100
Worksheet Answer:

The complete skip counting sequence by 10s is: 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.

Worksheet Rules Applied:

• Skip counting: Adding the same number repeatedly

• Pattern recognition: Numbers ending in 0 when skip counting by 10s

• Sequential filling: Each number is 10 more than the previous

2 Skip Counting by 100s Worksheet
Worksheet Problem 2
Complete the skip counting sequence by 100s: 100, 200, 300, __, __, __, 700, __, 900, __
Instructions: Fill in the missing numbers in the sequence.
Definition:

Skip counting by 100s: Counting forward by adding 100 each time (100, 200, 300, 400...).

100
200
300
400
500
600
700
800
900
1000
Starting Point
100
Skip by 100s
+100 each time
Complete Sequence
100,200,300,400,500,600,700,800,900,1000
Step 1: Identify the pattern

We're skip counting by 100s (adding 100 each time)

Step 2: Fill in the missing numbers

After 300: 300 + 100 = 400
After 400: 400 + 100 = 500
After 500: 500 + 100 = 600
After 700: 700 + 100 = 800
After 900: 900 + 100 = 1000

Step 3: Complete the sequence

100, 200, 300, 400, 500, 600, 700, 800, 900, 1000

100, 200, 300, 400, 500, 600, 700, 800, 900, 1000
Worksheet Answer:

The complete skip counting sequence by 100s is: 100, 200, 300, 400, 500, 600, 700, 800, 900, 1000.

Worksheet Rules:

• Skip counting: Adding the same number repeatedly

• Pattern recognition: Numbers ending in 00 when skip counting by 100s

• Sequential filling: Each number is 100 more than the previous

3 Mixed Skip Counting Worksheet
Worksheet Problem 3
Complete both sequences:
A) Skip counting by 10s: 250, 260, 270, __, __, __
B) Skip counting by 100s: 300, 400, 500, __, __, __
Instructions: Fill in the missing numbers in both sequences.
Definition:

Skip counting: Counting forward by adding the same number repeatedly.

250
260
270
280
290
300
300
400
500
600
700
800
Part A (10s)
250,260,270,280,290,300
Part B (100s)
300,400,500,600,700,800
Combined
Both completed sequences
Step 1: Part A - Skip by 10s starting at 250

250 + 10 = 260, 260 + 10 = 270, 270 + 10 = 280, 280 + 10 = 290, 290 + 10 = 300

Step 2: Part B - Skip by 100s starting at 300

300 + 100 = 400, 400 + 100 = 500, 500 + 100 = 600, 600 + 100 = 700, 700 + 100 = 800

Step 3: Complete both sequences

Part A: 250, 260, 270, 280, 290, 300
Part B: 300, 400, 500, 600, 700, 800

Part A: 250, 260, 270, 280, 290, 300
Part B: 300, 400, 500, 600, 700, 800
Worksheet Answer:

Part A (skip by 10s): 250, 260, 270, 280, 290, 300
Part B (skip by 100s): 300, 400, 500, 600, 700, 800

Worksheet Rules:

• Skip counting: Adding the same number repeatedly

• Pattern recognition: Numbers ending in 0 when skip counting by 10s

• Pattern recognition: Numbers ending in 00 when skip counting by 100s

Worksheet Study Guide: Skip Counting by 10s and 100s
Key Concepts and Definitions
Skip Counting

Definition: Counting forward by adding the same number repeatedly (e.g., 10, 20, 30, 40...).

Purpose: Builds foundation for multiplication and helps recognize number patterns.

Skip Counting by 10s

Definition: Adding 10 repeatedly to get the next number in the sequence.

Pattern: Numbers end in 0.

Skip Counting by 100s

Definition: Adding 100 repeatedly to get the next number in the sequence.

Pattern: Numbers end in 00.

Core Rules and Principles:

Skip Counting Rule: Add the same number each time to continue the sequence

Pattern Recognition Rule: Skip counting creates predictable number patterns

Base-10 Rule: 10s and 100s are related to our base-10 number system

Worksheet Method Steps:
  1. Identify the skip number: Determine which number to skip count by (10 or 100)
  2. Find the starting number: Locate the first number in the sequence
  3. Add consistently: Add the skip number to get the next number in the sequence
  4. Continue the pattern: Repeat until filling all gaps
  5. Verify accuracy: Check that the pattern is consistent
Tip 1: Always look for the skip number in the first few numbers of the sequence.
Tip 2: For skip counting by 10s, all numbers end in 0.
Tip 3: For skip counting by 100s, all numbers end in 00.
Tip 4: Use the completed numbers as checkpoints to verify your answers.
Common pitfalls: Forgetting to add the same number each time, miscounting skips, confusing different skip counting patterns.
Success strategies: Look for patterns, verify each step, check your work.
Worksheet Success Rules:

• Skip by 10s: 0, 10, 20, 30... (ends in 0)

• Skip by 100s: 0, 100, 200, 300... (ends in 00)

• Each number is the previous number plus the skip number

• Patterns help verify answers

Worksheet Examples and Practice Problems
n × k = nth skip in sequence of k
Skip Counting Formula
Basic Skip Counting by 10s
Problem: Complete: 0, 10, 20, 30, __, 50
Solution: 40 (30 + 10 = 40)
Reason: Skip counting by 10s means adding 10 each time
Intermediate Skip Counting by 100s
Problem: Complete: 200, 300, 400, __, 600
Solution: 500 (400 + 100 = 500)
Reason: Skip counting by 100s means adding 100 each time
Advanced Mixed Skip Counting
Problem: Complete: 550, 560, 570, __, 590
Solution: 580 (570 + 10 = 580)
Reason: Pattern shows skip counting by 10s starting at 550
Worksheet Practice Problems:

Problem 1: Complete: 100, 200, 300, __, __, 600

Problem 2: Complete: 40, 50, 60, __, __, 90

Problem 3: Complete: 700, 800, 900, __, __, 1200

Problem 4: Complete: 150, 160, 170, __, __, 200

Problem 5: Complete: 900, 1000, 1100, __, __, 1400

Problem 6: Complete: 30, 40, 50, __, __, 80

Worksheet Pattern Recognition:
  1. By 10s: All results end in 0
  2. By 100s: All results end in 00
  3. Starting numbers: Don't always start at 0
  4. Missing numbers: Calculate the difference to find the skip number
Pattern 1: Skip counting by 10s always ends in 0.
Pattern 2: Skip counting by 100s always ends in 00.
Pattern 3: The difference between consecutive numbers is the skip number.
Practice tip: Use skip counting charts to visualize the patterns.
Worksheet tip: Always double-check your answers before submitting.
Daily Worksheet Challenges:

• Complete: 200, 300, 400, __, __, 700

• Complete: 60, 70, 80, __, __, 110

• Complete: 500, 600, 700, __, __, 1000

• Complete: 180, 190, 200, __, __, 230

• Complete: 800, 900, 1000, __, __, 1300

• Complete: 90, 100, 110, __, __, 140

Number Sense and Skip Counting Concepts
a × b = Total
Multiplication Connection
Worksheet Definitions:

Skip counting: Adding equal groups together quickly

Factors: Numbers being multiplied (a and b)

Product: Result of multiplication (total)

Patterns: Predictable sequences that emerge when skip counting

Worksheet Methodology:
  1. Recognize the task: Determine if skip counting by 10s or 100s is needed
  2. Examine the sequence: Look at the given numbers to identify the pattern
  3. Identify the skip number: Find the difference between consecutive numbers
  4. Fill in the gaps: Add the skip number to get the missing numbers
  5. Verify accuracy: Double-check that the pattern is consistent
Tip 1: Skip counting builds foundational skills for multiplication.
Tip 2: Practice with concrete examples strengthens number sense.
Tip 3: Systematic approach prevents errors.
Tip 4: Regular practice builds confidence and speed.

Base-10 concept: Our number system is based on groups of 10
Pattern principle: Consistent increments create predictable sequences
Worksheet Ordering Principles:

• Skip by 10s: Each number is 10 more than the previous

• Skip by 100s: Each number is 100 more than the previous

• Patterns help verify answers

• Starting numbers vary but the increment remains constant

Questions & Answers

Question: How do I know if I should skip count by 10s or 100s?

Answer: Look at the difference between the first two numbers:

  • If the difference is 10 (like 100, 110, 120), then skip count by 10s
  • If the difference is 100 (like 100, 200, 300), then skip count by 100s
  • Count the difference: subtract the first number from the second number

Example: 200, 300 → 300 - 200 = 100, so skip by 100s

Question: I notice that when I skip count by 100s, all the numbers end in 00. Is this always true?

Answer: Yes, that's exactly right! When you skip count by 100s, all numbers will always end in 00:

  • 100, 200, 300, 400, 500, 600, 700, 800, 900, 1000...
  • This happens because 100 has a 0 in the tens and ones places
  • When you add 100 repeatedly, the tens and ones places stay 0
  • This is a great pattern to help you remember skip counting by 100s!

This pattern is very helpful for checking if you've done the skip counting correctly.

Question: How can I help my child practice skip counting by 10s and 100s through worksheets?

Answer: Here are effective worksheet-based approaches:

  • Start simple: Begin with sequences starting at 0 or 100
  • Gradual progression: Move to sequences starting at different numbers
  • Pattern recognition: Help identify the ending digits (0 for 10s, 00 for 100s)
  • Regular practice: Complete a few problems daily to build fluency
  • Self-checking: Encourage checking answers by verifying the pattern

Consistent practice with worksheets builds confidence and mastery.