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How do you express a number in scientific notation's and scientific notation's to decimal notation's?
Assuming x is your number, x * 10^n = x moved n decimal places. When n is positive, move the decimal point n places to the right. When n is negative, move the decimal point n places to the left. When n is 0, do nothing.
How do you round 8.562 to two decimal places?
8.562 Inspect the 3rd decimal place . In this case it is '2'. The rule is for 'n' decimal places , inspect the 'n+1' decimal place. If the 'n+1' decimal place is between 0 & 4 , then leave the 2nd decimal unchanged. If it is between 5 & 9 then add '1' to the second decimal place. Since in this case the third decimaal is '2' ( between 0 & 4), then leave the 2nd decimal place unchanged. at '6'. Hence 8.452 to 2 d.p. is 8.56 .
How do you write 2-10 n decimal number?
0.2
What is equivalent to 7.5 percent?
7.5 percent is equivalent to 75/1000 or 3/40 in fraction or 0.075 in decimal
How do you symobolically write greater than 20?
If a number called 'N' is greater than 20, you would write N > 20 You can see how the symbol tapers down as it goes from 'N' to 20, because 'N' is bigger and 20 is smaller.
