Cette leçon contient 11 diapositives, avec quiz interactifs et diapositives de texte.
Éléments de cette leçon
Understanding Ratios
and How it Can Be Applied in Real Life
Slide 1 - Diapositive
Cet élément n'a pas d'instructions
Learning Objective
At the end of the lesson, you will be able to explain what a ratio is and how to solve simple ratio problems.
Slide 2 - Diapositive
Introduce the learning objective to the students. Explain what they will be able to do by the end of the lesson.
Let's say you have 10 lollipops and you want to share it with 5 of your friends, how would you share it?
Slide 3 - Carte mentale
Cet élément n'a pas d'instructions
Introduction
A ratio is a way to compare two or more quantities. It tells us how much of one thing there is compared to another.
Slide 4 - Diapositive
Introduce the concept of ratios in simple terms. Give an overview of what ratios are and how they are used.
Example 1
Let's say you have 4 strawberry lollipops and 3 sour apple lollipops. The ratio of strawberry lollipops to sour apple lolippops is 4:3. This means for every 4 strawberries apples, there are 3 sour apple lollipops.
Slide 5 - Diapositive
Provide a relatable example of a ratio using apples. Explain the ratio in terms of the given quantities.
Example 2
In our classroom we 25 students, 15 are boys and 10 are girls. The ratio of boys to girls is 15:10 or simplified as 3:2.
Slide 6 - Diapositive
Give another example of a ratio using the number of boys and girls in a class. Show how to simplify the ratio if possible.
Slide 4: Multiple Choice Quiz
What is the ratio of red apples to green apples if there are 4 red apples and 6 green apples?
Slide 7 - Diapositive
Present a multiple choice question to assess understanding. Provide options for the students to choose from.
If there are 4 red apples and 6 green apples, what is the ratio?
A
2:3
B
3:4
C
4:6
D
1:2
Slide 8 - Quiz
Cet élément n'a pas d'instructions
What is the ratio of boys and girls in the classroom, if there are 10 boys and 5 girls?
A
1:5
B
3:1
C
2:1
D
1:2
Slide 9 - Quiz
Cet élément n'a pas d'instructions
Interactive Activity
Draw a picture of a pizza and divide it into 8 equal slices. Color 3 slices red and 5 slices green. What is the ratio of red slices to green slices?
Slide 10 - Diapositive
Engage the students with an interactive activity. Instruct them to draw and color a pizza according to the given ratio.
Slide 8: Recap and Conclusion
Today, we learned that a ratio is a way to compare quantities. We practiced solving simple ratio problems and explored real-life examples. Great job!
Slide 11 - Diapositive
Summarize the key points of the lesson and congratulate the students on their learning. Encourage them to continue practicing ratios.