We have 8+9+0+1 + 0+9+8+7 + 14+3+0+1 + 16+7+2+x
We can't add two digit numbers they have to be single digit numbers; so we separate the digits and add them together like this:
8+9+0+1 + 0+9+8+7 + 1+4+3+0+1 + 1+6+7+2+x
We can't add two digit numbers they have to be single digit numbers; so we separate the digits and add them together like this:
8+9+0+1 + 0+9+8+7 + 1+4+3+0+1 + 1+6+7+2+x