Rounding decimal numbers
Presentation
•
Mathematics
•
5th Grade
•
Hard
Geoffrey Were
Used 10+ times
FREE Resource
8 Slides • 0 Questions
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Wala: Rounding decimal numbers
L.O: Round numbers with one decimal place to the nearest whole number.
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Starter.
Resources: 0–9 dice or spinner or cards.
Roll the dice three times to produce 3 digits. Each learner makes a 3-digit number, rounds it to the nearest hundred and writes their 3-digit number above the corresponding multiple of 100. The winner is the first learner to write one number above each of the multiples.
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Main teaching ideas.
Rounding a decimal to the nearest whole number.
Show a number line.
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Number line
Ask learners to place numbers such as 4.5 or 9.8 on the number line.
What is 4.2 rounded to the nearest whole number?
What is 9.8 rounded to the nearest whole number?
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Individual work.
Round these numbers to the nearest whole number.
1) 67.9
2) 4.5
3) 3.2
Round these measures to the nearest whole number.
1) 6.7cm
2) 9.8m
3) 5.1km
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What I have learned.
Q and A based on the steps taken to work on given tasks
Wala: Rounding decimal numbers
L.O: Round numbers with one decimal place to the nearest whole number.
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