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WorksheetsReal Numbera and Connection to Algebra
Total questions: 15
Worksheet time: 30mins
What are significant digits in a number?
Significant digits are the digits in a number that contribute to its precision, including all non-zero digits and certain zeros.
All digits in a number regardless of their value
Only the first digit of a number
Digits that are always zero in a number
What is the square root of 144?
10
14
12
16
Calculate 34
64
243
27
81
How many significant digits are in the number 0.00789?
4
5
2
3
Find the cube root of 27.
2
3
4
5
Calculate 25
16
32
8
64
What is the value of √16?
2
5
4
3
How many significant digits are in the number
78,003,400?
4
5
2
6
Identify the parts.
4 is a radical/ 16 is an index/ √ is a radicand sign
4 is an index/ 16 is a radicand/ √ is a radical sign
4 is an index/ 16 is a radical / √ is a radicand sign
4 is a radicand/ 16 is an index/ √ is a radical sign
Is the number 0.4444444..... rational or irrational?
rational
irrational
Is the number 1.41421356237 rational or irrational?
rational
irrational
Is pi rational or irrational?
rational
irrational
Both
Is the number 0.5 rational or irrational?
rational
irrational
Evaluate 8 2/3
8
4
2
24
Simplify
8 a b2c10/3
4 a b2c 10/3
2 a b 2 c10/3
2 a9b18c30
