**Question: **Use the properties of addition and multiplication to complete the statement.

**Question: **Subtract: \[42-\left( -30 \right)-65-\left( -11 \right)\]

**Question: **Multiply: \[\left( -2 \right)\left( -5 \right)\left( -8 \right)\left( -3 \right)\]

**Question: **Subtract: \[-\frac{19}{8}-\left( -\frac{5}{6} \right)-\left( -\frac{2}{9} \right)\]

**Question: **Factor: \[-{{t}^{5}}-7{{t}^{4}}-12{{t}^{3}}\]

**Question: **Place the correct symbol < or >, between \[\left| -65 \right|\,\,\,\left| -37 \right|\]

**Question: **Factor: \[18{{w}^{3}}+15{{w}^{2}}+12w+10\]

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