# Fill in the Missing Number 1-20

In these fill in the missing number worksheets for 1-20, kids don’t need to trace the numbers or worry about writing neatly on the lines, they just write the missing numbers in the boxes. Great counting to 20 practice as well. Use these for everyday classroom practice in sequential order by filling in only six numbers first and moving on up to filling in all the numbers. Or use them for your different levels of learners.

6 worksheets

CCSS  K.CC.A.3

### Fill in the Missing Number 1-20 – Six Numbers Missing

Instead of letting kids dawdle, have a fun little race and see who can fill in the missing number first! But they have to be the correct numbers.
CCSS K.CC.A.3

### Fill in the Missing Number 1-20 – Even Numbers Missing

Even numbers are my favorites! Kids count and fill in the missing number as they go along. They should write neatly, too.
CCSS K.CC.A.3

### Fill in the Missing Number 1-20 – Odd Numbers Missing

Odd numbers are cool! As kids count they should fill in the missing number until they get to the very end of the page. Good luck!
CCSS K.CC.A.3

### Fill in the Missing Number 1-20 – Twelve Numbers Missing

Eight numbers have already been provided in this fill in the number worksheet for 1-20. They help keep kids writing in the right order.
CCSS K.CC.A.3

### Fill in the Missing Number 1-20 – Fifteen Numbers Missing

Five numbers are provided in this fill in the missing number worksheet to help guide kids all the way through from 1-20.
CCSS K.CC.A.3

### Fill in the Missing Number 1-20 – All Numbers Missing

This worksheet of empty boxes has a definite purpose! Kids fill in the missing number in each box as they count all the way from 1 to 20.
CCSS K.CC.A.3