Standard to scientific
True or false
compare
word problem
Scientific to Standard
100
452,300,000
4.523 X 108
100
Scientific notation is when a number is written as the product of a factor and an integer power of 10
true
100
1.9 × 10-9 And 5.3 × 10-9
5.3 X10-9 is greater
100
In the year 2000, the population of Rahway, New Jersey, was 26,500. Write this number in scientific notation.
2.65 × 104
100
1.03 X 107
10300000
200
0.000000569
5.69 X10-7
200
The radius of the Earth, , is expressed as
in scientific notation
true
200
- Compare 9.7×1012 And 9,700,000,000,000.
equal
200
The speed of light is about 1.86 × 105 miles per second. Write this number in standard notation.
186,000 mi per s
200
1.08 X 10-4
0.000108
300
3650 X 673000
2.4455X108
300
When converting to standard notation, a negative exponent means the decimal point should move to the left
False
300
COMPARE
5×10−3 And 5×10−8
5×10−3 is greater than 5×10−8
300
One nanometer is 1.0 × 1 0-5 meter. Write this number in standard notation.
0.000000001 m
300
(3.6X108 )X (5.7 X 10-3)
2.052 X 106
400
0.000025÷0.02
1.25X10-3
400
3.51X106 is greater than 3510000
False
400
(3.56 X 10-3 ) X (2.65 X106) And
9.6725 X 105
9.6725 X 105
400
A human heart beats an average of 80 beats per minute. How many beats is this in an hour? Express your answer in scientific notation.
4.8 x 103 beats
400
((4.05X107) X (1.32 X 103)) - 44500
5.346X1010
500
(0.0000035 X150000000) ÷ 14000+1534 =
1.5320375 X 10-3
500
236 cannot be written in scientific notation
False
500
Order from the greatest to the least
1.03 X 107
1.83 X 106
7.15 X 106
1.06 X 107
1.06
1.03
7.15
1.83
500
In 2013 the Los Angeles Dodgers opening day payroll was about $2.16 × 108 and the Houston Astros opening day payroll was about $2.4 × 107. How much higher was the Dodgers’ payroll?
1.92X108
500
(5.25 X 105) X (3.25X10-5)
17.0625