Anbieter: liu xing, Nanjing, JS, China
paperback. Zustand: New. Paperback. Pub Date: 2019-01-01 Pages: 39 Language: Chinese Publisher: Changchun Press Birds and Birds Fly In (Upgrade Version) tells young readers: When calculating a number for multiple additions. use Multiplication calculation will be more convenient and faster.?Before learning multiplication. you must be familiar with the concept of double. For example. if a group has 5 objects. then 3 groups add up to 15.?Add 5 3 times. which is 3 times 5. that is. 53=15.?In this process. children not on. Bestandsnummer des Verkäufers NW009736
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