Question

(5+4)x10=???

các cô chú giúp tùng 

Answer 1

\(=9\times10=90\)

Answer 2

=9x10=90

Answer 3

(5+4) x 10

= 9 x 10 

= 90

Answer 4

90

 

Answer 5

(5+4)×10=9×10=90

Answer 6

(5+4) x 10

= 9 x 10 

= 90

Answer 7

( 5 + 4 ) x 10 = 9 x 10 = 90

 

Answer 8

90

Answer 9

90

 

Answer 10

10

Answer 11

7

Answer 12

(5 + 4) x 10 = 9 x 10 = 90

Answer 13

(5+4) x 10

= 9 x 10 

= 90

Answer 14

90

Answer 15

90

Answer 16

90

Answer 17

90

Answer 18

90

Answer 19

90

Answer 20

90

Answer 21

90

Answer 22

90

Answer 23

\(\left(5+4\right)\)x\(10=9\)x\(10=90\)

Answer 24

(5+4)x10=9x10=90

Answer 25

( 5 + 4 ) x 10 = 9 x 10

                      = 90

Answer 26

90

Answer 27

= 90

Answer 28

=90

Answer 29

90

Answer 30

90