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Daniel Math Academy · Grade 3 Math

Input/Output Tables

Skill N.3 · Skip-counting & patterns · ★★☆ Medium · Quarter 2

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Find the rule and fill in the missing numbers.

1. 1
   $\begin{array}{cccccc}\text{In}& 6& 8& 10& 12& 14\\ \text{Out}& 15& 17& & & 23\end{array}$
2. 2
   $\begin{array}{cccccc}\text{In}& 6& 7& 8& 9& 10\\ \text{Out}& 48& 56& & & 80\end{array}$
3. 3
   $\begin{array}{cccccc}\text{In}& 10& 13& 16& 19& 22\\ \text{Out}& 17& & 23& 26& \end{array}$
4. 4
   $\begin{array}{cccccc}\text{In}& 6& 8& 10& 12& 14\\ \text{Out}& 1& & 5& 7& \end{array}$
5. 5
   $\begin{array}{cccccc}\text{In}& 6& 8& 10& 12& 14\\ \text{Out}& 1& & & 7& 9\end{array}$
6. 6
   $\begin{array}{cccccc}\text{In}& 13& 15& 17& 19& 21\\ \text{Out}& 9& & 13& & 17\end{array}$

Daniel Math Academy · Grade 3 Math

Answer Key

N.3 Input/Output Tables · ★★☆ Medium

1. 1$19,21$ (rule: add 9)
2. 2$64,72$ (rule: multiply by 8)
3. 3$20,29$ (rule: add 7)
4. 4$3,9$ (rule: subtract 5)
5. 5$3,5$ (rule: subtract 5)
6. 6$11,15$ (rule: subtract 4)