Adding and Subtracting Scientific Notation

Add withing scientific notation 
(5.2 x 10⁷) + (3.01 x 10⁴)

• 5.20301 x 10¹¹
• .520301 x 10⁷
• 5.20301 x 10⁷
• 5.20301 x 10⁸

Tags

CCSS.8.EE.A.4

Subtract the within the scientific notation. 
(2 x 10³) - (1.9 x 10²)

• 1.81 x 10⁵
• 1.81 x 10³
• 1.81 x 10⁶
• 1.81 x 10⁴

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
7.3 x 10⁵  +   3.7 x 10⁵  =

• 11.0 x 10⁵
• 1.1 x 10¹⁰
• 1.10 x 10¹¹
• 1.1 x 10 ⁶

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
5 x 10⁸ -   3.4 x 10⁸  =

• 2.4 x 10⁸
• 2.4 x 10⁰
• 1.6 x 10⁰
• 1.6 x 10⁸

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
4.1 x 10⁵ +   5.5 x 10⁶  =

• 5.91 x 10⁶
• 9.6 x 10⁵
• 9.6 x 10¹¹
• 4.65 x 10⁵

Tags

CCSS.8.EE.A.4

(2.3 x 10²)+(4.1 x 10²)=

• 6.4 x 10⁴
• 6.4 x 10²
• 6.4 x 10⁰
• .64 x 10¹

Tags

CCSS.8.EE.A.4

Give the sum of (8.7 x 10^-7) + (3.23 x 10^-5)

• 1.193 x 10^-12

• 3.317 x 10^-5

• 3.317 x 10^-12

• 5.53 x 10^-2

Tags

CCSS.8.EE.A.4

Give the difference of (6.4 x 10^-6) - (5.7 x 10^-7)

• 5.83 x 10^-6

• 7 x 10^-7

• 1.23 x 10^-13

• 1.3 x 10^-6

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
7.3 x 10⁵  +   3.7 x 10⁵  =

• 11.0 x 10⁵
• 1.1 x 10¹⁰
• 1.10 x 10¹¹
• 1.1 x 10 ⁶

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
5 x 10⁸ -   3.4 x 10⁸  =

• 2.4 x 10⁸
• 2.4 x 10⁰
• 1.6 x 10⁰
• 1.6 x 10⁸

Tags

CCSS.8.EE.A.4