Question

10-2+3-1+8-9+1

Answer 1

=10

Answer 2

= 10

Answer 3

10-2+3-1+8-9+1=10+8-9+1=9+1=10

Answer 4

10

Answer 5

10-2+3-1+8-9+1

=8+3-1+8-9+1

=11-1+8-9+1

=10+8-9+1

=18-9+1

=9+1

=10

 

Answer 6

10

Answer 7

10

Answer 8

10 - 2 + 3  - 1 + 8 - 9 + 1 = 10

Answer 9

10-2+3-1+8-9+1 = 10

Answer 10

= 10 nha!

Answer 11

=10 

Answer 12

10 

Answer 13

10-2+3-1+8-9+1=10

Answer 14

10-2+3-1+8-9+1=10

Answer 15

 10 mha bn

Answer 16

lớp 1 chưa học cái này

Answer 17

10

Answer 18

=10

Answer 19

bằng 10 nha

Answer 20

=10

Answer 21

10

Answer 22

= 10

Answer 23

10

Answer 24

10

Answer 25

10