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Skip Counting by 2s, 5s, and 10s

Skip Counting by 2s, 5s, and 10s

Skip counting is a way to count faster! Instead of counting every single number one by one (1,2,3,41, 2, 3, 4 \dots), we jump forward by a bigger number. It helps us find patterns, count large groups of objects quickly, and is the very first step toward learning multiplication.

Skip Counting by 2s

When we skip count by 22s, we add 22 each time. You are basically skipping one number and saying the next.

Let's count by 22s: 2,4,6,8,10,12,14,16,18,202, 4, 6, 8, 10, 12, 14, 16, 18, 20

Tip: If you start at 22, all the numbers will end in 0,2,4,60, 2, 4, 6, or 88. These are called even numbers!

Skip Counting by 5s

When we skip count by 55s, we add 55 each time. Think about counting the fingers on your hands or toes on your feet!

Let's count by 55s: 5,10,15,20,25,30,35,405, 10, 15, 20, 25, 30, 35, 40

Tip: Notice the pattern? Every number ends in either a 55 or a 00.

Skip Counting by 10s

Skip counting by 1010s is one of the easiest and most fun ways to count. We add 1010 each time.

Let's count by 1010s all the way to 100100: 10,20,30,40,50,60,70,80,90,10010, 20, 30, 40, 50, 60, 70, 80, 90, 100

Tip: Look closely at the numbers. The first digit goes up by 11 (like 1,2,31, 2, 3 \dots), but there is always a 00 at the end!

Practice Time!

Try to fill in the missing numbers using the patterns we just learned:

  • Count by 2s: 2,4,6,,2, 4, 6, \dots, \dots (Answers: 8,108, 10)
  • Count by 5s: 15,20,25,,15, 20, 25, \dots, \dots (Answers: 30,3530, 35)
  • Count by 10s: 40,50,60,,40, 50, 60, \dots, \dots (Answers: 70,8070, 80)