Odpowiedź:
A:
e) =8×2=16
f) =6+5=11
g)10-4=6
B:
e)12:6×2= 2×2=4
f) 9:3:3 = 3:3 = 1
C:
e) 10+2×[3+2:(1+1)]= 10+2×[3+2:2]= 10+2×[3+1]=10+2:4=10+2=12
f) [2×(3-1)+6]:5=[2×2+6]:5=[4+6]:5=10:5=2
D:
e)3²-2³=9-8=1
f)10³:10+2²=1000:10+4=100+4=104
E:
e)10:(10-3:1×3)=10:(10-3×3)=10:(10-9)=10:1=10
f) 4:2×(3-2+1)=4:2×(1+1)=4:2×2=2×2=4
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Odpowiedź:
A:
e) =8×2=16
f) =6+5=11
g)10-4=6
B:
e)12:6×2= 2×2=4
f) 9:3:3 = 3:3 = 1
C:
e) 10+2×[3+2:(1+1)]= 10+2×[3+2:2]= 10+2×[3+1]=10+2:4=10+2=12
f) [2×(3-1)+6]:5=[2×2+6]:5=[4+6]:5=10:5=2
D:
e)3²-2³=9-8=1
f)10³:10+2²=1000:10+4=100+4=104
E:
e)10:(10-3:1×3)=10:(10-3×3)=10:(10-9)=10:1=10
f) 4:2×(3-2+1)=4:2×(1+1)=4:2×2=2×2=4