Learning Outcomes

Number trails → Counting forward by ones → Fills blanks by checking the numbers before and after each space.

Addition sentences → Missing number reasoning → Uses known parts to complete one blank in a simple number sentence.

Subtraction sentences → Difference checking → Connects counting order with take-away facts to choose the missing start number.

Next worksheet Missing Numbers Number Trails Worksheet

Find the Missing Numbers Number Trails Worksheet

1st Grade Math

English Counting & Number Sense Kindergarten Readiness 6 years old

Six-year-olds often know number order out loud, then stall when a middle number is missing on paper. This printable asks them to fill blanks in four short number trails, then complete a related addition or subtraction sentence for each row. The numbers stay within 0 to 17, so the focus is counting order and making sense of each blank.

This page is a good fit when a child can count forward through the teen numbers and is beginning to read simple addition and subtraction number sentences. If the blanks feel tricky, have them point to the number before the space and count on slowly. Saying the trail aloud is useful support, especially when two spaces appear close together.

Work side by side and ask, “What comes next?” or “What number would make this sentence true?” Keep the pencil moving only after the answer has been said out loud. For more practice with the same fill-in rhythm, the Missing Numbers Number Trails Worksheet gives another set of number trail spaces to solve.

After finishing, read each completed trail from left to right and check each number sentence together. If the counting part feels steady, try the Number Words to Numerals Worksheet next, because it connects number sense to reading number words and writing matching numerals.

Find the Missing Numbers Number Trails Worksheet

Plan a little more practice

Pick a page from the counting and number sense worksheets. Free PDFs need a free account to download. You can also explore number explanations. For teaching goals, read first-grade counting and number sense goals.

For a ready-made set of related activities:

Save the worksheet on its page, or add an activity to your learning planner for another day. Compare Free, Plus, and Pro if you need more saved materials or planning tools.

Frequently asked questions

What should my child do first?

Have them read each number trail from left to right, write the two missing numbers, then solve the number sentence in that row.

How can I help if a blank number is confusing?

Point to the number before the blank and count forward together until the space makes sense.

Is this worksheet right for a six-year-old?

It fits many first graders who can count through teen numbers and are starting to work with simple addition and subtraction sentences.

Should my child solve the trails or the number sentences first?

Starting with the trails is usually easier because the number order gives a clear clue before the equation asks for reasoning.

Can we reuse the page after it is finished?

Yes, place it in a clear sleeve and use a dry-erase marker so the blanks can be filled again.

Do we need counters for this activity?

Counters are optional, but small objects can help show the addition or subtraction sentence when mental math feels hard.

Find the Missing Numbers Worksheet

Kids can count out loud and still stall when a number is missing in the middle. This printable gives first graders short, clear practice with number order and simple missing parts in equations.

Missing Numbers Number Trails Worksheet

Kids often stall when a number is hidden in the middle of a count. This page gives them short number trails and simple facts so they can count, check, and fill in each blank with you nearby.

Missing Numbers Kindergarten Worksheet

Five-year-olds can count out loud and still stall when a number is missing from the line. This screen-free page gives them short sequences and simple addition and subtraction blanks to fill in with you.

Missing Numbers Number Trails Worksheet

Complete 4 counting trails that increase by one. Start with 0, __, __, 3, 4 and use visible numbers to check each answer.

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