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Addition - Multi-Digit

Find the following sums:

  1. $1+9+4=\mathbf{14}$
  2. $2+8+7=\mathbf{17}$
  3. $4+9+6=\mathbf{19}$
  4. $1+2+7=\mathbf{10}$
  5. $10+9+1=\mathbf{19}$
  6. $10+8+4=\mathbf{22}$
  7. $11+9+4=\mathbf{24}$
  8. $13+2+6=\mathbf{21}$
  9. $15+6+2=\mathbf{23}$
  10. $19+9+2=\mathbf{30}$
  11. $18+6+4=\mathbf{28}$