👤

Ex.....3,,,4,,,5.........

Ex345 class=

Răspuns :

Explicație pas cu pas:

27+36-18=

63-18=

45

97-48+32= A}

49+32=

81

7x9+35=

63+35=

98

49+8x9= B}

49+72=

121

72-8x6=

72-48=

24

9x7-48= C}

63-48=

15

72+81:9=

72+9=

81

72:8+9= D}

9+9=

18