6. Calculează:
a) 27° +31° =
c) 223° - 175° =
e) 125°39'17°40' =
g) 74°10' + 10°28' =
i) 22°24' . 3 =
k) 24°22' .5 =
m) 44°19' .4 =
o) 14°32' .6 =
b) 102° +45° =
; d) 198°-34° =
f) 120°30'-35°25' =
; h) 172°31'-120°13' =
j) 24°19'.4 =
1) 23°24' . 3 =
9
n) 23°22' 5 = .....
D
p) 25' 16 =......
63
​

Răspuns:

Explicație pas cu pas:

a) 27° +31° = 58°

c) 223° - 175° = 48°

e) 125°39' +17°40' = 142°79' = 143°19'

g) 74°10' + 10°28' = 84°38'

i) 22°24' ·3 = 66°72' = 67°12'

k) 24°22' ·5 = 120°110' = 121°50'

m) 44°19'·4 = 176°76' = 177°16'

o) 14°32' ·6 = 84°192' = 87°12'

b) 102° +45° = 147°

d) 198°-34° = 164°

f) 120°30'-35°25' = 85°5'

h) 172°31'-120°13' = 52°18'

j) 24°19'·4 = 96°76' = 97°16'

1) 23°24' ·3 = 69°72' = 70°12'

n) 23°22' ·5 = 115°110' = 116°50'

p) 25' ·16 = 400' = 6°40'

Răspuns:

a) 58°

b) 147°

c) 132°38'

d) 164°

e) 142°79

f) 85°5'

g) 84°38'

h) 52°18

i) 66°72' = 67°12'

j) 96°76' = 97°16'

k) 120°110' = 121°50'

l) 69°72' = 70°12'

m) 176°76' = 177°16'

n) 115°110' = 116°50'

o) 84°192' = 87°12'

p) 400' = 6°40'

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