Standard Form Math Form 4

Round off 4.028 correct to three significant figures.

• 4.02

• 4.020

• 4.03

• 4.030

Round off 2.0586 correct to three significant figures.

• 2.05

• 2.058

• 2.059

• 2.06

Round off 60 835 correct to three significant figures.

• 60 800

• 60 830

• 60 840

• 60 900

Round off 70 832 correct to three significant figures.

• 708

• 710

• 70 800

• 70 830

Round off 40 207 correct to three significant figures.

• 40 000

• 40 200

• 40 210

• 40 300

Round off 0.7683 correct to two significant figures.

• 0.70

• 0.76

• 0.77

• 0.80

Express 4785.2 in standard form.

• 4.7852 x 10²

• 4.7852 x 10^-2

• 4.7852 x 10³

• 4.7852 x 10^-3

Express 0.0000417 in standard form.

• 4.17 x 10^-5

• 4.17 x 10^-4

• 4.17 x 10⁴

• 4.17 x 10⁵

Express 452 000 in standard form.

• 4.52 x 10³

• 4.52 x 10⁵

• 4.52 x 10^-3

• 4.52 x 10^-5

Express 0.0000201 in standard form.

• 2.01 x 10^-6

• 2.01 x 10^-5

• 2.01 x 10⁵

• 2.01 x 10⁶