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Worksheet Worksheet 3

1.

Calculate (3×105)+(6×105) and (8×108)+(9×108). Give your final answer in scientific notation.

2.

Calculate (4×107)+(7×108) and (6×105)+(9×104). Give your final answer in scientific notation.

3.

Calculate (3×104)(6×105) and (5×108)(8×106). Give your final answer in scientific notation.

4.

Calculate (8×104)(4×106) and (9×103)(2×104). Give your final answer in scientific notation.