Subtract
Add
Subtract #2
Add #2
Miscellaneous
100

Subtract (8×10^2)–(6×10^2)

What is 2 × 10^2

100

(6 × 10^2) + (3 × 10^2)

What is 9 × 10^2

100

(12.3 × 10^5) – (1.2 × 10^5)

What is 1.11 × 10^6

100

(7.4 × 10^4) + (12.3 × 10^4)

What is 1.97 × 10^5

100

Why is 99.29 x 10^4 not the correct answer?

Should be 9,929 x 10^5

200

(9×10^5)–(6×10^5)

What is 3 × 10^5

200

(3×10^3)+(5×10^3)

What is 8 × 10^3

200

(14.6 × 10^4) – (2 × 10^4)

What is 1.26 × 10^5

200

(5.2 × 10^7) + (6.7 × 10^7)

What is 1.19 × 10^8

200

How do we rewrite 99.29 x 10^4 in scientific notation?

9.929 x 10^5

300

(5.2×10^6)–(3.1×10^6)

What is 2.1 × 10^6

300

(3.3×10^7)+(4.2×10^7)

What is 7.5 × 10^7

300

(5.7 × 10^8) – (3.2 × 10^8)

What is 2.5 × 10^8

300

(7.6 × 10^8) + (4 × 10^8)

What is 1.16 × 10^9

300

What is 7,000 written in scientific notation?

What is 7 x 10^3

400

(7.5×10^8)–(4.2×10^8)

What is 3.3 × 10^8

400

(6.2×10^7)+(2.5×10^7)

What is 8.7 × 10^7

400

(9.6 × 10^7) – (5.1 × 10^7)

What is 4.5 × 10^7

400

(11.4 × 10^3) + (6.1 × 10^3)

What is 1.75 × 10^4

400

What is 59.3 x 10^5 rewritten in scientific notation?

What is 5.93 x 10^6

500

(8.9 × 10^3) – (2.7× 10^3)

What is 6.2 × 10^3

500

A computer's hard drive holds (4.6 x 10^6) bytes of information. If Jill buys an extra memory stick that holds (3.3 x 10^6) bytes of information, how much memory will the computer hold altogether?

What is 7.9 x 10^6

500

(20.7 x 10^4) - (7.2 x 10^4)

What is 1.35 x 10^5

500

In early 2012, it rained (1.6 x 10^2) centimeters in New Orleans. In late 2012 it rained another (8.1 x 10^2) centimeters. How many centimeters of rain did New Orleans experience in 2012?

What is 9.9 x 10^2 centimeters

500

Write 675 in scientific notation

What is 6.75 x 10^2

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