AnswersFL-1205070-MJ Grade 8 Pre-Algebra Summer 2026Introduction to Scientific Notation

Operations with Scientific Notation Answers

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Which number is written in scientific notation?

A
4.5 times 10 Superscript negative 3
Option A
B
14.5 times 10 Superscript 2
Option B
C
0.78 times 10 Superscript negative 6
Option C
D
5.7 times 4 Superscript 8
Option D
3

Kailey wrote 8,912,000 in scientific notation as . Which statement best describes Kailey’s work?

Question illustration
A
Kailey is correct: equals 8,912,000.
Option A
B
Kailey is not correct: the exponent of ten should be negative.
C
Kailey is correct: it is written as a decimal number multiplied by a power of ten.
D
Kailey is not correct: is not written in scientific notation.
Option D
4

Which number is written in scientific notation?

A
6 times 10 Superscript 11
Option A
B
12 times 10 Superscript negative 8
Option B
C
0.2 times 10 Superscript 5
Option C
D
8 times 7 Superscript 2
Option D
5

Which answer shows 0.05 written in scientific notation?

A
0.5 times 10 Superscript negative 1
Option A
B
5 times 10 Superscript negative 2
Option B
C
5 times 10 Superscript negative 1
Option C
D
5 times 10 Superscript 2
Option D
6

Which answer shows written in standard form?

Question illustration
A
0.000213786
B
2,137.86
C
21,378.6
D
2,137,860,000
8

Which answer shows 0.00897 written in scientific notation?

A
0.897 times 10 Superscript negative 2
Option A
B
8.97 times 10 Superscript negative 3
Option B
C
8.97 times 10 Superscript negative 2
Option C
D
8.97 times 10 Superscript 3
Option D
9

Which statement is correct?

A
StartFraction 3.56 times 10 Superscript 2 Baseline Over 1.09 times 10 Superscript 4 Baseline EndFraction less-than-or-equal-to (4.08 times 10 Superscript 2 Baseline) (1.95 times 10 Superscript negative 6 baseline)
Option A
B
StartFraction 3.56 times 10 Superscript 2 Baseline Over 1.09 times 10 Superscript 4 Baseline EndFraction less-than (4.08 times 10 Superscript 2 Baseline) (1.95 times 10 Superscript negative 6 baseline)
Option B
C
StartFraction 3.56 times 10 Superscript 2 Baseline Over 1.09 times 10 Superscript 4 Baseline EndFraction greater-than (4.08 times 10 Superscript 2 Baseline) (1.95 times 10 Superscript negative 6 baseline)
Option C
D
StartFraction 3.56 times 10 Superscript 2 Baseline Over 1.09 times 10 Superscript 4 Baseline EndFraction = (4.08 times 10 Superscript 2 Baseline) (1.95 times 10 Superscript negative 6 baseline)
Option D
10

Which answer shows written in standard form?

Question illustration
A
0.000845
B
8,450
C
84,500
D
8,450,000

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