小學雙語數學/KA題集
出自 青少年追求卓越
< 小學雙語數學
於 2018年11月13日 (二) 23:55 由 Limingyu2007 (對話 | 貢獻) 所做的修訂
- 挑戰一
- Erica had a collection of 55 stuffed animals.
- She took out her favorite 7 animals and then equally divided the remaining animals between her 3 little sisters.
- How many stuffed animals did each of Erica's sisters get?
- Ans: 16 stuffed animals
- Hint #1 / 3
- We can subtract to find the total number of stuffed animals Erica gave away.
- 55-7 = 48 (55, minus, 7, equals, 48)
- Hint #2 / 3
- She divided the animals she gave away equally between her 3 little sisters.
- We can divide 48÷3, (48, divided by, 3) to see how many animals each sister got.
- Hint #3 / 3
- Each of Erica's sisters got 16 stuffed animals.
- Hint #1 / 3
- 挑戰二
- A group of 4 friends is playing cards.
- The deck has 70 cards.
- To start the game, the dealer makes a pile of 15 cards in the center.
- Then the remaining cards are dealt one at a time to each player until all the cards are gone.
- What is the greatest number of cards any player will have after all the cards are dealt?
- Ans:14 cards