Question

ex.7 please,nush daca se vede poza​

Answer 1

a)4×2×8-15

=8×8-15

=64-15

=49.

b)22+6×7

=22+42

=64.

c)307-95+8×3

=307-95+24

=236.

d)21:3+15:5

=7+3

=10.

e)45:9+6×7

=5+42

=47.

f)32:8:2-1

=4:2-1

=2-1

=1.

g)123+40:8

=123+5

=128.

h)1120+32:8+229

=1120+4+229

=1353.

i)3×6:2+2×5:10

=18:2+10:10

=9+1

=10.

j)600-2×3×4-9

=600-6×4-9

=600-24-9

=567.

k)8×4+9×7+5:5

=32+63+1

=96.

l)81:9:3:3+10×4:8

=9:3:3+40:8

=3:3+5

=1+5

=6.

m)20:4×6:3:5+24:6

=5×3:5+4

=15:5+4

=3+4

=7.

n)35:5×8+2×9:3

=7×8+18:3

=56+6

=62.

o)100-25:5:5×6×9

=100-5:5×54

=100-1×54

=100-54

=46.

nu e ceva bine

eu am făcut așa ca sa de-a un rezultat bun dar nu e bine ceva in exercițiu.

p)400-6×6+2×8:4

=400-36+16:4

=400-36+4

=368.

r)150+4:2×6:4×6:2

=150-2×6:4×3

=150-12:12

=150-1

=149.

și aici nu e ceva bine ..

:))