Transcript Sig Fig clicker worksheet practice - Anderslands

Sig Fig clicker worksheet practice
John counted out ten
dollar bills.
A.Exact
B.Inexact (measured)
How many
significant figures?
28.5
3 SF
Which one has more significant figures?
6.321 cm and 6.3214 cm
Enter the correct answer in clicker.
7.623 ml + 85.0 ml + 9.815 ml =
Calculator value = 102.438 ml
Correct rounded value = 102.4 ml
Enter the correct answer in clicker.
16 cm X 14 cm =
Calculator value = 224 cm2
Correct rounded value = 220 cm2
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15.82 m X 0.040 m =
Calculator value = 0.6328 m2
Correct rounded value = 0.63 m2
There are 12 eggs to
a dozen.
A.Exact
B.Inexact (measured)
How many
significant figures?
28.500
5 SF
Which one has more significant figures?
542,000 kg and 2.1000 kg
Enter the correct answer in clicker.
10.96C – 5.5C =
Calculator value = 5.46 C
Correct rounded value = 5.5C
Enter the correct answer in clicker.
16.0 cm X 14.0 cm =
Calculator value = 224 cm2
Correct rounded value = 224 cm2
The baker measured
2 pounds of butter
and a quart of flour.
A.Exact
B.Inexact (measured)
How many
significant figures?
2,850
3 SF
Which one has more significant figures?
1.234 g and 0.98162 g
Enter the correct answer in clicker.
10.96 ml – 5.555 ml =
Calculator value = 5.405 ml
Correct rounded value = 5.41 ml
Enter the correct answer in clicker.
16.0 m ÷ 21 s =
Calculator value = 0.761904761 m/s
Correct rounded value = 0.76 m/s
Each box of
chocolate contains
16 candies.
A.Exact
B.Inexact (measured)
How many
significant figures?
28,500
3 SF
Enter the correct answer in clicker.
9.0731 ml + 0.00078 ml =
Calculator value = 9.07388 ml
Correct rounded value = 9.0739 ml
Enter the correct answer in clicker.
8.6 m X 9 m =
Calculator value = 77.4 m2
Correct rounded value = 80 m2
Enter the correct answer in clicker.
16.4 m ÷ 21.00 s =
Calculator value = 0.761904761 m/s
Correct rounded value = 0.762 m/s
The room is 13 feet
by 18 feet.
A.Exact
B.Inexact (measured)
How many
significant figures?
28,500.0
6 SF
Enter the correct answer in clicker.
0.0098 kg+ 15.45 kg + 9.682 kg =
Calculator value = 25.1418 kg
Correct rounded value = 25.14 kg
Enter the correct answer in clicker.
2 g ÷ 3 ml =
Calculator value = 0.6666666666 g/ml
Correct rounded value = 0.7 g/ml
Please let me have 5
meters of that
ribbon.
A.Exact
B.Inexact (measured)
How many
significant figures?
0.000285
3 SF
Enter the correct answer in clicker.
230.72 g + 0.00861 g + 9.7250 g =
Calculator value = 240.45361 g
Correct rounded value = 240.45 g
Enter the correct answer in clicker.
8.6 m X 9.0 m =
Calculator value = 77.4 m2
Correct rounded value = 77 m2
The temperature is
23.4C.
A.Exact
B.Inexact (measured)
How many
significant figures?
0.285
3 SF
Which one has more significant figures?
1282 g and 1,280 g
Enter the correct answer in clicker.
860 m X 90 m =
Calculator value = 77,400 m2
Correct rounded value = 80,000 m2
Enter the correct answer in clicker.
2.00 g ÷ 3.0 ml =
Calculator value = 0.6666666666 g/ml
Correct rounded value = 0.67 g/ml
Determine the number of
significant digits in the following
numbers:
3 SF
305
3 SF
3.05
0.025
2 SF
4 SF
20.05
5 SF
8.0500
2 SF
13,000
Round off the following numbers to
three significant digits:
1.8392
0.053592
12.59
2.3914
0.92640
87.250
Round of the following numbers to
four significant digits.
1.8953
0.30756
5.3399
2.23650
14.752
43.2350
Perform the indicated operation
and express your answer to the
proper number of significant digits:
35.27 + 3.198 + 102.2
239.90 – 25.983
0.85 x 327
300/25.5
Perform the indicated operation
and express your answer to the
proper number of significant digits:
3.58 + 10.465 + 0.6
12.835 - 3.60
0.03 x 0.589
9.57/5.183