1. 12?+?56=??9
Multiple Solution : Yes (Multiple solution)
Number Begin With Zero : No
each '?' Digit repeat allow : Yes (repeat allow)Solution:12?+?56=??9
`123+156=279`
`123+256=379`
`123+356=479`
`123+456=579`
`123+556=679`
`123+656=779`
`123+756=879`
`123+856=979`
2. ?5?1+2?32=687?
Multiple Solution : Yes (Multiple solution)
Number Begin With Zero : No
each '?' Digit repeat allow : Yes (repeat allow)Solution:?5?1+2?32=687?
`4541+2332=6873`
3. 1963*?=?8?2
Multiple Solution : Yes (Multiple solution)
Number Begin With Zero : No
each '?' Digit repeat allow : Yes (repeat allow)Solution:1963*?=?8?2
`1963*4=7852`
4. 12?+?56=7?8
Multiple Solution : Yes (Multiple solution)
Number Begin With Zero : No
each '?' Digit repeat allow : Yes (repeat allow)Solution:12?+?56=7?8
`122+656=778`
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