Q1) 10 x\(10 ^{-1}\) x 2 x\(10 ^{-3}\) [ = 2 x\(10 ^{-3}\)]

Q1) 6.21x\(10 ^{4}\) \(\div\) 6.9 x\(10 ^{-3}\) [ = 9 x\(10 ^{6}\)]

Q1) 10 x\(10 ^{-4}\) + 3.18 x\(10 \) [ = 3.1801x\(10 \)]

Q2) 2 x\(10 ^{-5}\) x 5 x\(10 ^{6}\) [ = x\(10 ^{2}\)]

Q2) 5.394 x\(10 ^{-7}\) \(\div\) 9.3 x\(10 ^{-3}\) [ = 5.8 x\(10 ^{-5}\)]

Q2) 7 x\(10 ^{-1}\) -5.54 x\(10 ^{5}\) [ = -5.539993 x\(10 ^{5}\)]

Q3) 6 x\(10 ^{-6}\) x 9 x\(10 ^{-6}\) [ = 5.4 x\(10 ^{-11}\)]

Q3) 8.64 x\(10 ^{4}\) \(\div\) 9.6 x\(10 ^{3}\) [ = 9]

Q3) 2 x\(10 ^{-2}\) + 1.82 x\(10 ^{6}\) [ = 1.82000002 x\(10 ^{6}\)]

Q4) 6 x\(10 ^{-1}\) x 8 x\(10 ^{-4}\) [ = 4.8 x\(10 ^{-4}\)]

Q4) 5.016 x\(10 ^{-5}\) \(\div\) 7.6 x\(10 ^{-2}\) [ = 6.6 x\(10 ^{-4}\)]

Q4) 4 x\(10 ^{-3}\) + 7.45 x\(10 ^{6}\) [ = 7.450000004 x\(10 ^{6}\)]

Q5) 4 x\(10 ^{-1}\) x 9 x\(10 ^{-3}\) [ = 3.6 x\(10 ^{-3}\)]

Q5) 1.705 x\(10 ^{-3}\) \(\div\) 5.5 [ = 3.1x\(10 ^{-4}\)]

Q5) 8 x\(10 \) -3.37 x\(10 ^{-2}\) [ = 7.99663 x\(10 \)]

Q6) 4 x\(10 ^{-3}\) x 4 x\(10 ^{-5}\) [ = 1.6 x\(10 ^{-7}\)]

Q6) 1.725 x\(10 ^{-2}\) \(\div\) 2.3 x\(10 ^{2}\) [ = 7.5 x\(10 ^{-5}\)]

Q6) 6 x\(10 ^{2}\) + 9.51x\(10 ^{4}\) [ = 9.57 x\(10 ^{4}\)]

Q7) 5 x\(10 ^{5}\) x 6 x\(10 ^{-3}\) [ = 3 x\(10 ^{3}\)]

Q7) 3.827 x\(10 ^{5}\) \(\div\) 8.9 x\(10 ^{6}\) [ = 4.3 x\(10 ^{-2}\)]

Q7) 10 x\(10 ^{2}\) + 6.11x\(10 ^{-2}\) [ = 1.0000611x\(10 ^{3}\)]

Q8) 7 x\(10 ^{-3}\) x 7 x\(10 ^{-1}\) [ = 4.9 x\(10 ^{-3}\)]

Q8) 6.4 x\(10 ^{10}\) \(\div\) 6.4 x\(10 ^{7}\) [ = 10 x\(10 ^{2}\)]

Q8) 7 x\(10 \) -7.05 x\(10 ^{6}\) [ = -7.04993 x\(10 ^{6}\)]

Q9) 5 x\(10 \) x 8 x\(10 ^{-5}\) [ = 4 x\(10 ^{-3}\)]

Q9) 7.8 x\(10 ^{2}\) \(\div\) 1.5 x\(10 ^{6}\) [ = 5.2 x\(10 ^{-4}\)]

Q9) 6 x\(10 ^{-4}\) + 8.93 x\(10 ^{-1}\) [ = 8.936 x\(10 ^{-1}\)]

Q10) 10 x\(10 ^{2}\) x 9 x\(10 ^{-3}\) [ = 9]

Q10) 2.688 x\(10 ^{6}\) \(\div\) 3.2 x\(10 ^{-1}\) [ = 8.4 x\(10 ^{6}\)]

Q10) 5 x\(10 ^{-2}\) -6.87 x\(10 \) [ = -6.865 x\(10 \)]