Odpowiedź:
a)
3/4 - 5 • (27) = 3/4 - 135 = - 134 i 1/4
b)
3/2 - (7-3) - 10 = 1 i 1/2 - (-4) - 10 = 1 i 1/2 + 4 - 10 = 5 i 1/2 - 10 = - 4 i 1/2
c)
4 - (3-1,5) • 2 = 4 - (-1,5)•2= 4 - (-3) = 4 + 3= 7
d)
(1 i 3/8 + 2) : 3 +1 = 3 i 3/8 : 3 + 1= 27/8 * 1/3 + 1= 9/8 * 1/1 + 1= 1 i 1/8 + 1 = 2 i 1/8
Szczegółowe wyjaśnienie:
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Odpowiedź:
a)
3/4 - 5 • (27) = 3/4 - 135 = - 134 i 1/4
b)
3/2 - (7-3) - 10 = 1 i 1/2 - (-4) - 10 = 1 i 1/2 + 4 - 10 = 5 i 1/2 - 10 = - 4 i 1/2
c)
4 - (3-1,5) • 2 = 4 - (-1,5)•2= 4 - (-3) = 4 + 3= 7
d)
(1 i 3/8 + 2) : 3 +1 = 3 i 3/8 : 3 + 1= 27/8 * 1/3 + 1= 9/8 * 1/1 + 1= 1 i 1/8 + 1 = 2 i 1/8
Szczegółowe wyjaśnienie: