standard form of 83490000
Answers
Answer:
in which form we need to change
Answer:
Ncert solutions
Grade 8
Mathematics
Science
Chapters in NCERT Solutions - Mathematics , Class 8
Exercises in Exponents and Powers
Question 1
Q1) Express the following numbers in standard form.
(i) 0.0000000000085
(ii) 0.00000000000942
(iii) 6020000000000000
(iv) 0.00000000837
(v) 31860000000
Solution 1:
(i) \frac{85}{10000000000000}
10000000000000
85
=\frac{85}{10^{13}}
10
13
85
=85\times10^{-13}85×10
−13
(ii) \frac{942}{100000000000000}
100000000000000
942
=\frac{942}{10^{14}}
10
14
942
=942\times10^{-14}942×10
−14
(iii) 602\times10000000000000602×10000000000000
=602\times10^{13}602×10
13
(iv) \frac{837}{100000000000}
100000000000
837
\frac{837}{10^{11}}
10
11
837
837\times10^{-11}837×10
−11
(v) 3186\ \times1000000000003186 ×100000000000
=3186\ \times10^{11}3186 ×10
11