1st Maths : Term 2 Unit 4 : Measurements
Topic: Comparisons
Introduction to Comparisons
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Observe the picture.
Teacher's Note: Teacher explains the picture for introducing the above keywords.
Long – Short
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Practice
Colour the Longer one with Green and the Shorter one with Red
Think like a Mathematician.
Which stick will the mother use to get back the kite? Why?
Answer: The mother will use Long stick to get back the kite. Kite is in higher place on tree, so loner stick only can touch.
Thick – Thin
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Practice
Tick (✓) the thicker book.
Tick (✓) the thinner tyre.
Try this
Colour the thicker candle with Red and the thinner candle with Green
Which candle will burn for a long time? Why?
Answer: Thicker candle will burn for a long time.
Tall – Short
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Practice
Colour the taller building with Green and the shorter building with Red
Which building will consume more colour? Why?
Answer: Taller building will consume more colour. The painting area of higher.
Think like a Mathematician
Which ladder will he use to pick the red coloured book? Why?
Answer: Taller ladder will be used to pick the red coloured book. Shorter ladder is not as much height to pick red book.
Heavy- Light
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Practice
Colour the heavier one with brown and the lighter one with violet
Can you suggest a pair of fruits for this concept?
Answer: Jackfruit is heavier. Mango is lighter
Think like a Mathematician
If the mother sits in the place of the boy, what will happen? Why?
Answer: The girl moves up to top. Mother is heavier than girl, so girl lift up.
More-Less
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Practice
Tick (✓) the bottle that contains less water.
Tick (✓) the container that can hold more water.
Think like a Mathematician
Is it a right vessel to pour the full packet of milk? Why?
Answer: No, Thumbler cannot hold full milk.
Ordering
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Practice
Tick (✓) the shortest.
Tick (✓) the tallest.
Teacher's Note: Teacher can help students to develop the idea of ordering objects based on length, mass and height.