Lesson Example Discussion Quiz: Class Homework |
Example |
Title: Decimal Subtraction |
Grade: 4-a Lesson: S2-L3 |
Explanation: Here are some examples of the topic with images and steps in sequence. |
Examples:
Example: 1a Travis took 63.2 minutes to complete the race, and Rachael took 51.2 minutes to complete the race. How much more time did Travis take than Rachael? |
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Explanation: In the above problem, the time taken by Travis to complete the race is 63.2 min and the time taken by Rachael to complete the race is 51.2 min. Therefore, the amount of more time taken by Travis than Rachael is 63.2 - 51.2 = 12.0 min |
Example: 2a A farmer harvested 33.7 crates of apples and 27.9 crates of oranges. How many more crates of apples are harvested than oranges? |
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Explanation: In the above problem, the number of crates of apples harvested is 33.7 and the number of crates of oranges harvested is 27.9. Therefore, the number of more crates of apples harvested than oranges is 33.7 - 27.9 = 5.8 crates |
Example: 3a Ashley found 2 boxes of sugar in which the green box is 25.26 kg and the red box is 34.26 kg. How much more is the weight of the red box than the green box? |
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Explanation: In the above problem, the weight of sugar in green box is 25.26Kgs and the weight of sugar in red box = 34.26Kgs. Therefore, the weight of more sugar in the red box than green box is 34.26 - 25.26 = 9.00Kgs |
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