Q1) 9 x\(10 ^{3}\) x 5 x\(10 ^{-4}\) [ = 4.5]

Q1) 3.41 \(\div\) 5.5 [ = 6.2 x\(10 ^{-1}\)]

Q1) 5 x\(10 ^{-3}\) -1.88 x\(10 ^{5}\) [ = -1.87999995 x\(10 ^{5}\)]

Q2) 8 x\(10 ^{-5}\) x 6 x\(10 ^{-1}\) [ = 4.8 x\(10 ^{-5}\)]

Q2) 7.11x\(10 \) \(\div\) 7.9 x\(10 ^{3}\) [ = 9 x\(10 ^{-3}\)]

Q2) 7 x\(10 ^{-1}\) + 4 x\(10 ^{-4}\) [ = 7.004 x\(10 ^{-1}\)]

Q3) 4 x\(10 ^{-1}\) x 6 x\(10 ^{5}\) [ = 2.4 x\(10 ^{5}\)]

Q3) 1.68 x\(10 ^{7}\) \(\div\) 2.8 [ = 6 x\(10 ^{6}\)]

Q3) 7 x\(10 ^{-4}\) -6.5 x\(10 ^{-2}\) [ = -6.43 x\(10 ^{-2}\)]

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

Q4) 5 x\(10 ^{11}\) \(\div\) 2.5 x\(10 ^{6}\) [ = 2 x\(10 ^{5}\)]

Q4) 6 x\(10 ^{2}\) -9.37 x\(10 \) [ = 5.063 x\(10 ^{2}\)]

Q5) 9 x\(10 ^{4}\) x 3 x\(10 \) [ = 2.7 x\(10 ^{6}\)]

Q5) 2.31x\(10 ^{14}\) \(\div\) 3 x\(10 ^{6}\) [ = 7.7 x\(10 ^{7}\)]

Q5) 3 x\(10 ^{-4}\) + 3.08 x\(10 ^{5}\) [ = 3.080000003 x\(10 ^{5}\)]

Q6) 8 x\(10 ^{-2}\) x 10 x\(10 ^{-6}\) [ = 8 x\(10 ^{-7}\)]

Q6) 1.92 x\(10 ^{-4}\) \(\div\) 8 x\(10 ^{-2}\) [ = 2.4 x\(10 ^{-3}\)]

Q6) 4 x\(10 ^{2}\) + 9.5 x\(10 ^{2}\) [ = 1.35 x\(10 ^{3}\)]

Q7) 4 x\(10 ^{3}\) x 4 x\(10 ^{4}\) [ = 1.6 x\(10 ^{8}\)]

Q7) 2.392 x\(10 ^{-1}\) \(\div\) 9.2 x\(10 ^{-1}\) [ = 2.6 x\(10 ^{-1}\)]

Q7) 9 x\(10 ^{-1}\) + 7.59 [ = 8.49]

Q8) 3 x\(10 ^{3}\) x 10 x\(10 ^{4}\) [ = 3 x\(10 ^{8}\)]

Q8) 3.195 x\(10 ^{15}\) \(\div\) 4.5 x\(10 ^{7}\) [ = 7.1x\(10 ^{7}\)]

Q8) 8 x\(10 ^{3}\) + 7.08 x\(10 ^{5}\) [ = 7.16 x\(10 ^{5}\)]

Q9) 2 x\(10 ^{-3}\) x 2 x\(10 ^{4}\) [ = 4 x\(10 \)]

Q9) 6.208 x\(10 ^{2}\) \(\div\) 9.7 x\(10 ^{4}\) [ = 6.4 x\(10 ^{-3}\)]

Q9) 2 x\(10 ^{2}\) -4.66 x\(10 ^{-2}\) [ = 1.999534 x\(10 ^{2}\)]

Q10) 8 x\(10 ^{5}\) x 3 x\(10 \) [ = 2.4 x\(10 ^{7}\)]

Q10) 2.275 x\(10 ^{5}\) \(\div\) 2.5 x\(10 ^{5}\) [ = 9.1x\(10 ^{-1}\)]

Q10) 2 x\(10 ^{-4}\) -9.85 x\(10 ^{-1}\) [ = -9.848 x\(10 ^{-1}\)]