A) 49.103 + 62.103 = B) 87.105 − 43.105 = C) 39.10−6 + 72.10−6 = D) 45.10−8 − 32.10−8 = E) − 43.108 + 65.108 = F) − 23.105 − 51.105 = G) 35.109 − 75.109 = H) − 49.10−5 + 29.10−5 = I) 58.10−6 + 56.10−6 = J) 67.10−10 − 98.10−10 =
Soluções para a tarefa
Resposta:
A) 49.103 + 62.103 = 111.206
B) 87.105 − 43.105 = 44.000
C) 39.10−6 + 72.10−6 = multiplique primeiramente
\ / \ /
390 -6 + 72 -6 =
\ / \ /
384 + 66 = 450
D) 45.10−8 − 32.10−8 =
\ / \ /
450 -8 - 310 -8 =
\ / \ /
442 - 302 = 140
E) − 43.108 + 65.108 = + 22.000
F) − 23.105 − 51.105 = - 74210
G) 35.109 − 75.109 = - 40.000
H) − 49.10−5 + 29.10−5 =
\ / \ /
-59 -5 + 290 -5 =
\ / \ /
-64 + 285 = - 221
I) 58.10−6 + 56.10−6 =
\ / \ /
580 -6 + 560 -6 =
\ / \ /
574 + 554 = 1128
J) 67.10−10 − 98.10−10 =
\ / \ /
670 -10 - 980 -10 =
\ / \ /
660 - 970 = -310
Explicação passo-a-passo: