Decimal Logic Puzzles for Grades 5–6 Build decimal place value, rounding, and reasoning skills with these engaging Mystery Numbers Decimal Logic Puzzles! In this resource, students use a series of clues to eliminate possible answers and determine the mystery decimal. These puzzles are designed to move beyond simple computation and help students think carefully about place value, digit value, rounding, comparison, and number relationships. This resource includes 30 total decimal mystery puzzl