Question

calculeaza respectand ordinea efectuarii operatiilor;86+9×7=?39+3×17+93=?3×17+4×39=?38+30:2=?97-9×6+78=? 8×37-6×23=?87-12×4=?75-18:6+54=?93:3+33:3=?73-56:7=?98-36:2-24=?81:9-27:3=?

Answer 1

a) 86+9x7=
=86+63
=149

b) 39+3x17+93=
=39+51+93
=183

c) 3x17+4x39=
=51+156
=207

d) 38+30:2=
=38+15
=53

e) 97-9x6+78=
=97-54+78
=43+78
=121

f) 8x37-6x23=
=296-138
=158

e) 87-12x4=
=87-48
=39

f) 75-18:6+54=
=75-3+54
=72+54
=126

g) 93:3+33:3=
=31+11
=42

h) 73-56:7=
=73-8
=65

i) 98-36:2-24
=98-18-24
=56

j) 81:9-27:3
=9-9
=0
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