va rog frumos!
dau coroana
4. Si 5.
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4) a) (18+2×7)÷(12÷2+8÷4)=
(18+14)÷(6+2)=
32÷8=4
b) 24-24÷3×(72÷9-2×3)÷4×5=
24-8×(8-6)÷4×5=
24-8×2÷4×5=
24-16÷4×5=
24-4×5=
24-20=4
c) 36÷6+4×2×5-(20-12÷3)=
6+40-(20-4)=
46-16=30
d) 42÷7+(6+6)÷2-24÷(5+3)=
6+12÷2-24÷8=
6+6-3=11
e) (25+20)÷5-(19+5)÷8=
45÷5-24÷8=
9-3=6
f) 10+(10÷10+10)-(10×1+10)=
10+11-20=
21-20=1
5) (7+7+4+8+10+8+5+9)÷2=58÷3=29
(18+14)÷(6+2)=
32÷8=4
b) 24-24÷3×(72÷9-2×3)÷4×5=
24-8×(8-6)÷4×5=
24-8×2÷4×5=
24-16÷4×5=
24-4×5=
24-20=4
c) 36÷6+4×2×5-(20-12÷3)=
6+40-(20-4)=
46-16=30
d) 42÷7+(6+6)÷2-24÷(5+3)=
6+12÷2-24÷8=
6+6-3=11
e) (25+20)÷5-(19+5)÷8=
45÷5-24÷8=
9-3=6
f) 10+(10÷10+10)-(10×1+10)=
10+11-20=
21-20=1
5) (7+7+4+8+10+8+5+9)÷2=58÷3=29
AlexandruThBoss:
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