Download App

Exponents — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSExponents2 Marks
Question
Write the following numbers in usual form:
$2.06 × 10^{-5}$
✓

Answer

$2.06\times10^{-5}$
$=\frac{2.06}{10^5}$
$=\frac{2.06}{100000}$
$=\frac{206}{100000\times100}$
$=\frac{206}{10000000}$
$=0.0000206$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Exponents→Exponents — all question types→MATHS STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

Evaluate : ${\left( {\frac{1}{2}} \right)^{ - 5}}$
→
Simplify
$(a^2+5)(b^3+3)+5$
→
Factories:
$y^2+ 5y - 36$
→
Evaluate the following: $102 \times 106$
→
Find the following products: $(x - 11)(x + 4)$
→
Test the divisibility of the following numbers by $7:7896$
→
Find the square root in decimal from:
$0.813604$
→

In the time table of a school, periods allotted per week to different teaching subjects are given below

SubjectsHindiEnglishMathsScienceSocial ScienceComputerSanskrit
Periods allotted7888743

Draw a pie chart for this data.

→
The diameter of the base of a right circular cylinder is $42\ cm$ and its height is $10\ cm.$ Find the volume of the cylinder.
→
Use the distributivity of multiplication of rational numbers over addition to simplify. $\frac{3}{5}\times\Big[\frac{35}{24}+\frac{10}{1}\Big]$
→