Make math practice extra spooky and fun this October with these Halloween-Themed Input & Output Worksheets! 🎃👻 Perfect for 3rd–5th grade students, this engaging resource includes 20 no-prep pages filled with addition, subtraction, multiplication, division, missing inputs & outputs, and word problems — all designed in a festive Halloween theme. Students will solve input-output tables using rules, complete missing values, and tackle themed word problems featuring pumpkins, cauldrons, skulls, g