Add: 23.71,9.9,4.023
23.719.9+4.02337.633Write the given decimal numbers one below the other in such a way that the decimal point of one number lies directly below the decimal point of the other, and then add the numbers in the usual way.
Question 86 (xiii)
Using suitable identities, evaluate the following:
(9.9)2
_______m=4.023km
Write the number in standard form
9.9×10-5