Scientific Notation

Front

Express 0.0021 in scientific notation.

Back

2.1 x 10^-3

Front

Express the number 10,005 in scientific notation.

Back

1.0005 x 10⁴

Front

Express 0.490 in scientific notation.

Back

4.90 x 10^-1

Front

Express the number 445,000 in scientific notation.

Back

4.45 x 10⁵

Front

Express 2.24 x 10⁵ in expanded form.

Back

224,000

Front

Express 1.5 x 10^-9 in its expanded form.

Back

0.0000000015

Front

Express the number 6.55 x 10^-1 in its expanded form.

Back

0.655

Front

Express the number 9 x 10³ in its expanded form.

Back

9,000

Front

(7.4 x 10^-2) - (6.5 x 10^-4)

Back

7.335 x 10^-2

Front

(5 x 10⁴)(2 x 10²)

Back

1.0 x 10⁷