Das Zahlenbuch 4, Schulbuch

144 Bildquellennachweis Fotos: S. 22.1: Nastasic / Getty Images; S. 26.1: Foto Geuther, Rötha; S. 29.1: jorgecachoh / Getty Images – iStockphoto; S. 29.2: fotografiche / Getty Images – iStockphoto; S. 35.1: Hans Blossey / imageBROKER / picturedesk.com; S. 41.1: David Ausserhofer, Wandlitz; S. 42.1: Colleen Butler / iStockphoto. com; S. 42.2: JaySi / Shutterstock; S. 42.3: Cult12 / Fotolia; S. 53.1: hutale/istockphoto.com; S. 53.2: Konstanze Gruber / Fotolia; S. 53.3: Alexander Wurditsch / Fotolia; S. 55.1: Science Source / PhotoResearchers / picturedesk.com; S. 56.1: Philipp Krammer, öbv, Wien; S. 56.2: Christian Günther Fotodesign, Leipzig; S. 56.3: Jessica Alice Hath, Freiburg; S. 56.4: Christian Günther Fotodesign, Leipzig; S. 58.1: JaySi / Shutterstock; S. 59.1: Wouter Marck / Getty Images – iStockphoto; S. 59.2: CathyDoi / Thinkstock; S. 59.3: UrosPoteko / Thinkstock; S. 59.4: Andrew Howe / iStockphoto.com; S. 59.5: Chauloom / Thinkstock; S. 69.1: ullstein bild / Ullstein Bild / picturedesk.com; S. 70.1: Friedrich / Interfoto / picturedesk.com; S. 70.2: akgimages / picturedesk.com; S. 74.1: Freytag-Berndt und Artaria, Wien; S. 75.2: © OÖVV; S. 76.1: TommyIX / Getty Images; S. 76.2: Alexander Hasenkampf / Getty Images – iStockphoto; S. 76.3: Eileen Kumpf / Getty Images – iStockphoto; S. 76.4: AdamG1975 / Getty Images – iStockphoto; S. 76.5: Vitalii Hulai / stock.adobe.com; S. 76.6: NERYX / Getty Images – iStockphoto; S. 76.7: julichka / Getty Images; S. 76.8: Liudmila Chernetska / Getty Images – iStockphoto; S. 76.9: Alekss / Fotolia; S. 76.10: nechaev-kon / Getty Images – iStockphoto; S. 81.1: Blacky / stock.adobe.com; S. 81.2: CTRPhotos / Getty Images; S. 81.3: by-studio / Fotolia; S. 81.4: underworld111 / Getty Images – iStockphoto; S. 87.1: ZU_09 / iStockphoto.com; S. 88.1: Cavan Images / Getty Images; S. 88.2: xiaoying shi / Getty Images – iStockphoto; S. 88.3: Eisenlohr / Getty Images – iStockphoto; S. 88.4: Getty Images / iStockphoto/ Thinkstock; S. 88.5: Francois Gohier / PhotoResearchers / picturedesk.com; S. 89.1: wissanu01 / Getty Images – iStockphoto; S. 96.1: Walter Luger / Fotolia; S. 96.2: Harald Waiss, öbv, Wien; S. 96.3: Ma / Interfoto / picturedesk.com; S. 99.1: Roman Babakin / Thinkstock; S. 112.1: zeljkosantrac / Getty Images; S. 112.2: StockPlanets / Getty Images; S. 113.1: monkeybusinessimages / Getty Images; S. 122.1: Stefan Richter / Fotolia; S. 122.2: Tratz Fotografie / Getty Images – iStockphoto; S. 123.1: Terraxplorer / iStockphoto.com; S. 123.2: Michael Moxon / Getty Images; S. 123.3: eco2drew / Thinkstock; S. 124.1: Matthias Jung / laif / picturedesk.com; S. 129.1: Tatiana Volkova / Getty Images; S. 129.2: Don McPhee / Eyevine / picturedesk.com; S. 132.1: Elena Elisseeva / iStockphoto.com; S. 132.2: Franz Pfluegl / Fotolia; S. 132.3: Wolfgang Jargstorff / Fotolia; S. 133.1: Vladimir Mucibabic / Fotolia; S. 133.2: kickers / istockphoto.com; S. 133.3: Zauberhut / Fotolia Illustrationen: Juliane Assies, Berlin Euro-Münzen und -Banknoten © Europäische Zentralbank Frankfurt Nur zu Prüfzwecken – Eigentum des Verlags öbv

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