September 2018 1 37 Report

1 . wśród podanych liczb wskaż liczby naturalne:

17,

68,

-3,

-222,

osiem czwarych ,

0,99

pierwiastek z 9

10 do potęgi 4

- 10 do potęki czwartej

1

2. oblicz

a) 6+(-2)

b)8+(-9)

c) 4+(-1)

d)12+(-12)

e ) -7+(-8)

f) -7+(- 6 )

g) -5 + 2

h ) -9+9

3.oblicz .:

a) 7-8

b) 10-(-11)

c ) 6-(-6 )

dd ) 5-(-4)

e ) -9-(-10)

f ) -8-(-8)

g ) -4-(-3)

h ) -7-2

i ) - 8-8

j ) -9-10

k) 0-6

l ) 0-(-11 )

4. oblicz:

a) 6* (-2)

b ) (-3 ) * 4

c ) ( -2) * ( -5 )

d ) 7 * ( -1 )

e ) (-5) * ( -3)

f ) (-6) * ( -4 )


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