Question

1 Calculează, respectând ordinea efectuării operaţiilor. 12 + 48:6x2= 12 + 8x 2 = 3 2 = 12 + 16 = = 28 b) a) 12 +43 + 27 = 89 + 25 - 67 = 107 - 35 + 19 = 210 - 44 - 18 = 2 x 24 x 5 = 15 x 4:6= 49:7 x 23 = 7x6+ 4 x 12 = 8 x 3* 26 + 55 = 69 - 4x 14 = 1907 + 36:9 72:9:4=​

Answer 1

Răspuns:

a)12+43+27=55+27=82

89+25-67=114-67=47

107-35+19=72+19=91

210-44-18=166-18=148

b)2×24×5=48×5=240

15×4:6=60:6=10

49:7×23=7×23=161

72:9:4=8:4=2

c)7×6×4×12=42×48=2.016

8×3×26+55=24×26+55=624+55=679

69-4×14=69-56=13

1.907+36:9=1.907+4=1.911