Create an addition or subtraction problem using negative numbers and explain why estimating can be helpful.
2007-03-11 19:55:32 · 3 answers · asked by jay k 1 in Science & Mathematics ➔ Mathematics
think of a bank statement with bounced checks.
-$52.95 + -$14.36 = about -52 + -$15 = about -$67
real numbers = -$52.95 + - $14.36 = -$67.31
estimating numbers is helpful because it gets you a close number quicker than getting out your pencil and paper.
have a nice day.
2007-03-11 20:18:52 · answer #1 · answered by sharrron 5 · 0⤊ 0⤋
Say, like maybe you called your mom, but you didn't know how much credit you had left, you wouldn't know when to hang up.
Like negative numbers could be helpful when describing the balance in your account after buying a Porsche.
2007-03-12 07:26:08 · answer #2 · answered by Qyn 5 · 0⤊ 0⤋
10.962047358 + (- 2.953518390 )
=
8.008528948
11 - 3
=
8
MATH IS EASIER!!!
2007-03-12 03:25:48 · answer #3 · answered by RP 2 · 0⤊ 0⤋