Each row on this prekindergarten worksheet has three matching pictures. But, wait! The first picture is missing something. Kids draw what's missing.

Ask your kindergartener to complete these one-digit subtraction facts, and they'll go above and beyond kindergarten standards in no time!

Find the missing two-digit numbers in this counting forward math worksheet!

Have kindergarteners and first graders practice their counting skills by filling in the missing numbers on this hundred chart!

Wood doesn't just chop itself! This construction worker is missing one of his important tools. See if your preschooler can figure out which one it is!

Challenge your kid to fill in the missing numbers from 1 to 50. This is an essential skill for understanding numbers beyond just counting them from memory.

Your kindergartener will enjoy learning to add with this colorful worksheet that features single-digit addition problems with sums up to 7.

Find the missing numbers at the pond in this Freddy the Frog worksheet. Work with your child to find the even missing numbers in this exercise.

Follow the popcorn patterns to reveal the missing numbers in this fun counting worksheet!

Kids find the missing numbers to complete the honeycomb number grid. This first grade math worksheet helps kids practice counting whole numbers to 100.

Does your child need a lift with his counting skills? This elevator-themed worksheet is about counting and finding the numbers in a series.

In this playful fill-in-the-blank worksheet, learners will use their number sense to find and write the missing one- and two-digit numbers.

Kids count and color in this one-to-one correspondence worksheet.

One more and one less. Your students will practice adding in the missing numbers on this worksheet.

Kids can let their imaginations fly on this complete-the-picture drawing page. Kids fill in the missing lines to make the pictures whole.

Children will enjoy counting (and perhaps eating!) the rainbow with this fun one-to-one correspondence practice worksheet.

Identify numbers that are one less than another number with this kindergarten worksheet!

Has your child mastered single digit subtraction? Then she's ready to kick it up a notch! Trace the X's and count how many space pictures are left.

Start developing your youngster's ability to compare sizes and shapes with this worksheet.

One more vegetable! This worksheet will have your students figuring out what happens when you add one more vegetable to the existing list.

In this worksheet, students will identify, count, and order numbers from 1-10 in order to gain a better understanding of one-to-one correspondence between numbers and pictures.

Test your knowledge of single-digit number names with this colorful worksheet!

Use this glossary with the EL Support Lesson: One Less.

Kids count the number of buttons on each shirt and draw lines from the number 1 to the shirts that have one button on this prekindergarten math worksheet.

Help kids grasp the concept of subtraction by taking one away in this worksheet.

Learn the number 1 with this early math worksheet!

Children can practice counting, ordering, and identifying numbers 1 to 20 with this set of number cards.

This caterpillar has been munching numbers instead of leaves! He's lost some of the numbers, but which ones?

Use these vocabulary cards with the EL Support Lesson: One Less.

Practice finding numbers that are one less with this hands-on worksheet!