Schritt für Schritt Mathematik 4, Arbeitsheft

S. 8.1: Grafner/Getty Images – iStockphoto; S.9.1: Andrey Popov/stock.adobe.com; S.17.1: yunava1/Thinkstock; S.29.1: Vladimir Surkov/Thinkstock; S. 33.1: Digital Vision/Thinkstock; S. 37.1: Sladic/Getty Images – iStockphoto; S. 38.1: Ben185/Getty Images – iStockphoto; S. 39.1: Jaroslaw Kilian/Getty Images – iStockphoto; S. 40.1: Wavebreakmedia Ltd/Getty Images; S. 41.1: PaweÅ Aniszewski/Getty Images – iStockphoto; S. 45.1: portokalis/Getty Images – iStockphoto; S. 46.1: Segey/Getty Images – iStockphoto; S. 58.1: Say-Cheese/Getty Images – iStockphoto; S. 66.1: Top Photo Corporation/Getty Images; S. 66.2: jarcosa/ Getty Images – iStockphoto; S. 66.3: NataliaDeriabina/Getty Images – iStockphoto; S. 68.1: Pogonici/Getty Images – iStockphoto; S. 85.1: Yantra/Fotolia; S. 86.1: BuckleyPics/Getty Images – iStockphoto; S. 87.1: kab-vision/Fotolia; S. 88.1: MAKSYM MALCEV/Getty Images – iStockphoto; S. 89.1: BiancaGrueneberg/Getty Images; S. 92.1: JLGutierrez/Getty Images – iStockphoto; S. 95.1: MirasWonderland/Getty Images – iStockphoto; S. 96.1: Roman Mykhalchuk/Getty Images; S. 97.1: Bet_Noire/Thinkstock; S.100.1: ValentynVolkov/Thinkstock; S.101.1: Creativeye99/Getty Images – iStockphoto; S.101.2: Pedro José Pérez/Getty Images – iStockphoto; S.101.3: XXLPhoto/Getty Images – iStockphoto Bildquellen 104 Nur zu Prüfzwecken – Eigentum des Verlags öbv

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