Rounding off to specified Significant Figures

Quiz
•
Mathematics
•
7th Grade
•
Hard
Liza Quek
Used 3+ times
FREE Resource
8 questions
Show all answers
1.
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1 min • 1 pt
Round off 728 to 2 significant figures.
2.
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1 min • 1 pt
Round off 503.98 to 4 significant figures.
3.
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1 min • 1 pt
Round off 0.003 0195 to 4 significant figures.
4.
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1 min • 1 pt
Round off 6396 to 2 significant figures.
5.
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1 min • 1 pt
Round off 9.9999 to 3 significant figures.
6.
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1 min • 1 pt
Round off 8.004 to 3 significant figures.
7.
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2 mins • 1 pt
The floor area of Changi Airport Terminal 4 is stated as 225 000 m2. This value has been rounded to 5 significant figures. What is the largest possible integer value of the area of Terminal 4?
8.
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2 mins • 1 pt
The floor area of Changi Airport Terminal 4 is stated as 225 000 m2. This value has been rounded to 5 significant figures. What is the smallest possible integer value of the area of Terminal 4?
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