Math Cross
A crossword made of sums. Fill the blanks from the number bank so every row and column adds up.
Level
Numbers
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Building a puzzle…
Number bank
How to play
- Every row and column of tiles is an equation, like 8 + 4 = 12. The empty squares are yours to fill.
- Tap a number in the bank, then tap an empty square. Or tap a square first, then a number. On a keyboard, click a square and type the number.
- Tap a placed number to send it back. Arrow keys move between squares, Backspace clears one.
- Equations turn green when they are correct. The puzzle is solved when they all are.