Carry out the following mathematical operations and show all your work. a. First estimate the answer using powers of 10. b. Calculate the answer using your calculator. 1. 1 Equation Estimated answer Actual answer (2.0 X 10) (6.0 X 1023) i 1010 2.0 X 105 1 ii 2.0 X 1018 6.0 X 1023 ii 1/(1/10)= iv 10-14 11 1.58 V 0.0072 log 98.71= vi (5.768 X 10) X (6.78 X 102) = vii II

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