2
9+10=21
twelve and nine tenths/one hundred and twenty nine over ten/12.9
is 21
Three hundred million plus forty million plus seven million plus three hundred thousand plus ten thousand plus six thousand plus nine.
19
2
9+10=21
It is minus ten.
1 3/5
nine million two hundred and sixty four thousand and ten 9,264,010
twelve and nine tenths/one hundred and twenty nine over ten/12.9
is 21
Three hundred million plus forty million plus seven million plus three hundred thousand plus ten thousand plus six thousand plus nine.
because it does say its Twenty OnE
Nought plus twelve. One plus eleven. Two plus ten. Three plus nine. Four plus eight. Five plus seven. Six plus six !
eighteen is the answer to nine plus nine