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

Convert to standard form: 
4.56×10⁵

• 456,000
• 45,600,000
• 0.0000456
• 456,000,000,000

Tags

CCSS.6.EE.A.1