Crossword Math Worksheet: Fill in the Missing Numbers!
This crossword-style worksheet has 4-6 year olds solve a series of subtraction equations to fill in missing numbers, then cross-check their answers by matching them across and down within the grid — a built-in accuracy check that regular subtraction worksheets don't offer. Because an answer has to be correct in both directions to complete the crossword properly, this format naturally encourages your child to double-check their subtraction rather than move on after a single attempt.
Part of the pack
Month 5: Essential English, Math, Science | Ages 6-7Curriculum
How to use this worksheet
Look at the first equation together and have your child work out the missing number using counting, fingers, or mental math. Have them write that number into its spot in the crossword grid. Move through each remaining equation the same way, filling in the grid piece by piece. Once the grid is complete, check together that the numbers match correctly both across and down, revisiting any equation that doesn't line up.
Materials needed
- Pencil
- Eraser
Extension activities
- •Create your own simple addition or subtraction problems using a similar crossword grid format.
- •Use manipulatives like blocks or counters to double-check any answers your child is unsure about.
- •Time how long it takes to complete a row of equations, then try to beat that time on a fresh set.
- •Turn the completed crossword numbers into a simple counting sequence and read them aloud.
- •Make a matching version using addition facts instead of subtraction.
Tips for parents and teachers
If numbers don't match up across and down in the finished grid, use that mismatch as a natural, non-judgmental cue to recheck the equation rather than pointing out the mistake directly — the crossword format does the error-catching for you. Encourage strategies like counting on or taking away with fingers or manipulatives rather than expecting mental math at this age. Celebrate the puzzle-solving persistence as much as the correct subtraction, since checking and rechecking is a valuable habit on its own.
Written by
Hemsweta Jain · Teacher Cheena
MBA and Early Childhood Educator, teaching since 2014 · Founder of RaisoActive, Mumbai
Every RaisoActive worksheet is designed and checked by the founder before publishing.
Published · Last reviewed
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