Question

Tính: Các bạn ơi! Trình bay theo quy tắc nha

a) - 13 -10 - 8 - 12

b) - 14 - 7 - 12 - 21

c) - 5 - 9 - 11 - 24

d)  - 6 - 8 - 13 - 17

e) - 10 - 14 - 16 -15

g) - 3 - 7 - 25 - 45

Answer 1

a)-13-10-8-12

=-(13+10+8+12)=>-43

b)-14-7-12-21

=-(14+7+12+21)=>-54

c)-5-9-11-24

=-(5+9+11+24)=>-49

d)-6-8-13-17

=-(6+8+13+17)=>-44

e)-10-14-16-15

=-(10+14+16+15)=>-55

g)-3-7-25-45

=-(3+7+25+45)=>-80

tick cho mk nha bạn

Answer 2

a) = - (13 + 10 + 8 + 12) = - 43 

Answer 3

a)-13-10-8-12

=-(13+10+8+12)=>-43

b)-14-7-12-21

=-(14+7+12+21)=>-54

c)-5-9-11-24

=-(5+9+11+24)=>-49

d)-6-8-13-17

=-(6+8+13+17)=>-44

e)-10-14-16-15

=-(10+14+16+15)=>-55

g)-3-7-25-45

=-(3+7+25+45)=>-80

Answer 4

a)-13-10-8-12

=-(13+10+8+12)=>-43

b)-14-7-12-21

=-(14+7+12+21)=>-54

c)-5-9-11-24

=-(5+9+11+24)=>-49

d)-6-8-13-17

=-(6+8+13+17)=>-44

e)-10-14-16-15

=-(10+14+16+15)=>-55

g)-3-7-25-45

=-(3+7+25+45)=>-80