← EquationsEquations 009 (generated) — Missing number with unitsEquationsPracticeMediumYour answera)b)Enter only the number. Use a point or comma for decimals.Check answerReveal solutionStuck? Show me one stepRelated exercisesEasierEquations 010 (generated) — Think of a numberEquations 021 — ZAP 2025, Exercise 1: Missing number in the boxSimilarEquations 022 — ZAP 2023, Exercise 1: Missing number in the boxZAP 2006, Exercise 2 — Mixed unit arithmetic with kg and g