Lizzy190
Lizzy190 Lizzy190
  • 02-09-2017
  • Mathematics
contestada

Can someone please help
calculate the given expressions
199 - 199
-67 - -67
21 + -21
do i add and subtract normally

Respuesta :

halo9274
halo9274 halo9274
  • 02-09-2017
199-199=0
-67 - -67= 0
21 + -21= 0

I'm thinking that's how it goes.
Answer Link
torresoctavio0ovb4st torresoctavio0ovb4st
  • 02-09-2017
yep, subtracting a negative is like adding. and the others are normal, adding a negative is like subtracting.
Answer Link

Otras preguntas

what is the area 4 x 5/12
Let the population of a city be 1,006,150 people. What is the least number of people that share a birthday?
1+1 is the 1 positive or negative
2 with an exponent of -2
From the following list of words, choose the correct one to complete the statement: absorption, reflection, emission, transmission. a. Light coming from your c
Which numbers are prime numbers? Check all that are true. 19 29 17 23 25 none of the above
How did interpretations of the idea that governments derive their power "from the consent of the governed" change between the writing of the Declaration of Inde
What is the factor of 5x^2 + 10x
What is the value of x in the equation 7x + 2y = 48. when y = 3? x=6 x=7 x=8 x=9
What is the answer to X^3-2x^2-15x+30