Others Maths Puzzle

if
87+92=18
12+61=4
57+83=13
62+31=??

Read Solution (Total 1)

(8+7)+(9-2)-4=18
(5+7)+(8-3)-4=13
(1+2)+(6-1)-4=4
(6+2)+(3-1)-4=6

Answer = 6
10 years agoHelpfull: Yes(5) No(2)

Others Other Question

Using 8 exactly eight times to make a 1000.

You can use any mathematical symbols put any mathematic sign n prove it

2 2 2=6

3 3 3=6

4 4 4=6

5 5 5=6

6 6 6=6

7 7 7=6

8 8 8=6

9 9 9=6
???