Question

ahora necseti 20 ejercicios de operaciones combinadas con numeros enteros

Answer 1

Operaciones combinadas de números enteros:

$17 + 3 - 2 . (-3 + 5) : 1 =$
$17 + 3 - 2 . 2 : 1 =$
$17 + 3 - 4 : 1 =$
$17 + 3 - 4 =$
$20 - 4 =$
$\fbox{16}$

$-3 . \{ 78 - 18 . (-10) + [ 100:2-20]\} =$
$-3 . \{ 78 - 18 . (-10) + [ 50-20]\} =$
$-3 . \{78 - 18 . (-10) + 30 \} =$
$-3. \{ 78 - (-180) + 30 \}=$
$-3 . \{ 78 + 180 + 30 \} =$
$-3 . 288 =$
$\fbox{-864}$

$(-3)^{2} + (3 . 2 - 1)^{2} =$
$(-3)^{2} + (6-1)^{2} =$
$(-3)^{2} + 5^{2} =$
$-27 + 25 =$
$\fbox{-2}$

$963 : 3 - 200 + ( \sqrt{121} : 11 . 4^{3} + 32 - 17) =$
$963 : 3 - 200 + (11 : 11 . 64 + 32 - 17) =$
$963 : 3 - 200 + (1 . 64 + 32 - 17) =$
$963 : 3 - 200 + (64 + 32 - 17) =$
$963 : 3 - 200 + 79 =$
$321 - 200 + 79 =$
$121 + 79 =$
$\fbox{200}$

$[ 3 . (8+7-7+2) +1] - [ 3 . (9-15+2-1) [tex] [tex][ 3 . 10 + 1 ] - [ 3 . (-5) - 1 ] =$
$[ 30 + 1 ] - [ -15 - 1 ] =$
$31 - (-16) =$
$31 + 16 =$
$\fbox{47}$

$\sqrt{25} : 5^{1} + (89 - 94) - 75 : -3 =$
$\sqrt{25} : 5^{1} + (-5) - 75 : - 3 =$
$\sqrt{25} : 5^{1} + (-5) - (-25) =$
$\sqrt{25} : 5^{1} - 5 + 25 =$
$5 : 5 - 5 + 25 =$
$1 - 5 + 25 =$
$-4 + 25 =$
$\fbox{21}$

$(767 - 123 + 4 . 23) . (50 : 10) + 3 - 1209 =$
$(767 - 123 + 92) . 5 + 3 - 1209 =$
$736 . 5 + 3 - 1209 =$
$3680 + 3 - 1209 =$
$3683 - 1209 =$
$\fbox{2474}$

$(-3) . 2 . (-1) . (-9) . 4 . 1 . (-1) . 1 =$
$(-6) . (-1) . (-9) . 4 . 1 . (-1) . 1 =$
$6 . (-9) . 4 . 1 . (-1) . 1 =$
$(-54) . 4 . 1 . (-1) . 1 =$
$(-216) . 1 . (-1) . 1 =$
$(-216) . (-1) . 1 =$
$216 . 1 =$
$\fbox{216}$

$789 - 909 + 3 . ( 45 : 15 - 9^{2}) =$
$789 - 909 + 3 . (45 : 15 - 81) =$
$789 - 909 + 3 . (3 - 81) =$
$789 - 909 + 3 . (-78) =$
$789 - 909 + (-234) =$
$789 - 909 - 234 =$
$-120 - 234 =$
$\fbox{-354}$

$(678 - 178) : (-100) . 0 + (-567) =$
$500 : (-100) . 0 + (-567) =$
$-5 . 0 + (-567) =$
$0 - 567 =$
$\fbox{-567}$

Answer 2

Respuesta:

que buena respuesta me ayudaste mucho :3