sara111111111111 sara111111111111
  • 02-06-2021
  • Mathematics
contestada

SUMAR
a) 56 + 23 + (-5) = b) 6 + 24 + (-2) = c) 3 + 7 + (-42) = d) (8 + 1) + (-3) =
e) (7 + 10) + (3 + 1) = f) 59 + 2 + (-6) = g) 41 + (-89) = h) (-13) + 33 =

Respuesta :

nathenianasyachristi
nathenianasyachristi nathenianasyachristi
  • 07-06-2021

Answer:

56 + 23 + (-5)

you want to expand the bracket first

23 + (-5)

23-5 = 18

56 + 18 = 74

a) 74

6 + 24 + (-2)

24 - 2= 22

6 + 22 = 28

b) 28

3 + 7 + (-42)

7 - 42 = -35

3 - 35 = -32

c)-32

( 8 + 1 ) + (-3)

+(-3) = -3

9 - 3 = 6

d)6

( 7 + 10 ) + ( 3 + 1 )

17 + 4 = 21

e)21

59 + 2+ (-6)

2+(-6) = 2-6 = -4

59-4

55

f)55

41 + ( -89)

41 - 89

= - 48

g)-48

( - 13) + 33

-13+33

= 20

h) 20

Answer Link

Otras preguntas

Who moved to the american southwest in large numbers in the 1920s to work on farms and ranches as well as in mines and factories?
All numbers divisible by both 24 and 14 are also divisible by which of the following?
Identify the type of error in the sentence a symphony is where many kinds of instruments play a long piece of classical music
Autism is a type of personality disorder. please select the best answer from the choices provided. t f
All numbers divisible by both 24 and 14 are also divisible by which of the following?
at a conference for 500 people, 20% of the participants are french, 50% are americans, 5% are germans, and are of other nationalities. how many french participa
the chorus has 35 members. which expression represents the number of ways a group of 6 members can be chosen to do a special performance?
may someone help me with this please
in 1994, south africa elected its first ____ president. a : white b : black c : democratic d : woman
Urgent help please can have any of these