Which expressions are equal to the expression 5.3 – 14.2?
Choose all answers that are correct.
5.3 + (–14.2)
–5.3 + 14.2
–14.2 + (–5.3)
–14.2 – (–5.3)
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first of all....do you know what 5.3 - 14.2 is ?
just put a negative in front oh each number then make it a addition sing then do that and it will wrok
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if both are positive it will be a negative number so this wil be a ________ nomber
you only put one negative number and thats the last one
when multiplying , if the signs are different, then it is negative.....if the signs are the same, it is positive.
5.3 - 14.2 = -8.9
A. 5.3 + (-14.2) --- you have a positive times a neg.....since the signs are different, it changes to a neg. Making the problem 5.3 - 14.2.....it is equal to the expression.
B. -5.3 + 14.2 --- not the same
C. -14.2 + (-5.3) --- signs are different, so it becomes neg.
Making the problem : -14.2 - 5.3....not the same
D. -14.2 - (-5.3)......signs are the same, so it becomes positive. Making the problem :
-14.2 + 5.3 = -8.9.....same
i knew it
MHM SO d is right
-8.9 so thatsr d and
yes...and so is A
yep i had d and a i love math
your good at math
d and a :) OKAY Thank you $_%
It is important to learn the rules about multiplying/dividing with the signs. Your gonna have more of this stuff. But do not get the rules about multiplying/dividing with signs confused with adding/subtracting with signs....the rules are not the same
ill tell her when she needs help again
amy more just post it in here
–15.6 – (–8.1)
7.5 ?? ;)??
i got to post new question .........................