Certain, probable, unlikely, and impossible
key notes :
🌟 What is Chance?
- Chance means how likely something is to happen.
- We use words to describe chance: certain, probable, unlikely, impossible.
✅ Certain (Will definitely happen)
- Something that will always happen.
- It is sure or 100% chance.
Examples:
- The sun rises in the morning ☀️
- A baby grows into a child 👶➡️🧒
- Water is wet 💧
👍 Probable (Likely to happen)
- Something that will probably happen, but not always.
- It has a good chance.
Examples:
- It may rain on a cloudy day ☁️🌧️
- Studying well → likely to pass 📚
- Getting a number from a dice 🎲
🤔 Unlikely (May not happen)
- Something that probably will not happen.
- It has a small chance.
Examples:
- Snow in a very hot place ❌❄️
- Getting a 6 in one throw (not always) 🎲
- Finding one special toy in a big box 🧸
❌ Impossible (Cannot happen)
- Something that can never happen.
- It has 0% chance.
Examples:
- A cow flying 🐄✈️
- A fish walking on land 🐟🚶
- The sun rising at night 🌙❌☀️
🎯 Quick Summary
- Certain = will happen ✅
- Probable = likely 👍
- Unlikely = not likely 🤔
- Impossible = cannot happen ❌
Learn with an example
🔮 If you select a marble without looking,
how likely is it that you will pick a black one?
- certain
- probable
- unlikely
- impossible
- All of the marbles are black. It is certain that you will pick a black marble.
🔮If you select a marble without looking,
how likely is it that you will pick a black one?
- certain
- probable
- unlikely
- impossible
- None of the marbles are black. It is impossible to pick a black marble.
🔮If you select a marble without looking,
how likely is it that you will pick a black one?
- certain
- probable
- unlikely
- impossible
- Count the number of marbles. There are 5 marbles.
Count how many marbles are black. 1 marble is black.
Count how many marbles are purple. 4 marbles are purple. - There are fewer marbles that are black. It is unlikely that you will pick a black marble.
Let’s practice!🖊️
