← ArithmeticArithmetic 056 (generated) — The number machine in reverseArithmeticPracticeMediumYour answera)b)Enter only the number. Use a point or comma for decimals.Check answerReveal solutionStuck? Show me one stepRelated exercisesSimilarArithmetic 041 — ZAP 2021, Exercise 1: Calculating machine and calculating cleverlyArithmetic 048 (generated) — Calculating machine and 125