Answer Key 1.3
- \(\begin{array}{l}
\\ \\ \\
-6 \cdot -\dfrac{4}{1}\\ \\
-6 \cdot -4 \\
24
\end{array}\) - \((-1)^3=-1\)
- \(\begin{array}{l}
\\ \\
3+8 \div 4 \\
3+2 \\
5
\end{array}\) - \(\begin{array}{l}
\\ \\
5(1)\cdot 36 \\
5\cdot 36 \\
180
\end{array}\) - \(\begin{array}{l}
\\ \\
8 \div 4\cdot 2 \\
2 \cdot 2 \\
4
\end{array}\) - \(2+6=8\)
- \(\begin{array}{l}
\\ \\ \\
\left[-9-(2-5)\right] \div -6 \\
\left[-9-(-3)\right]\div -6 \\
\left[-6\right] \div -6 \\
1
\end{array}\) - \(\begin{array}{l}
\\ \\
(-2 \cdot 8\cdot 2) \div (-4) \\
-32 \div -4 \\
8
\end{array}\) - \(\begin{array}{l}
\\ \\ \\
-6 + (-6)^2\div 3 \\
-6 + 36 \div 3 \\
-6 + 12 \\
6
\end{array}\) - \(\begin{array}{l}
\\ \\
-12 \div [-2-2+6] \\
-12 \div 2 \\
-6
\end{array}\) - \(\begin{array}{l}
\\ \\ \\
4-2|9-16| \\
4-2(7) \\
4-14 \\
-10
\end{array}\) - \(\begin{array}{l}
\\ \\
-16 \div 4 -5 \\
-4-5 \\
-9
\end{array}\) - \(\begin{array}{l}
\\ \\
(-1+5)(5) \\
4(5) \\
20
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\
-3-\{3-[-3(6)+2]\} \\
-3-\{3-[-18+2]\} \\
-3-\{3-[-16]\} \\
-3-\{19\} \\
-22
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\
\left[2+4|7+4| \right] \div \left[8+15\right] \\
\left[2+4(11)\right] \div 23 \\
2+44 \div 23 \\
46\div 23 \\
2
\end{array}\) - \(\begin{array}{l}
\\ \\
-4-\left[2-24-4-22-10\right] \\
-4-\left[-58\right] \\
54
\end{array}\) - \(\begin{array}{l}
\\ \\ \\
\left[12+2+6\right](-5+ |-3|) \\
(20)(-5+3) \\
(20)(-2) \\
-40
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\
-6+3-6\left[-2-(-4)\right] \\
-3-6\left[-2+4\right] \\
-3-6\left[2\right] \\
-3-12 \\
-15
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\ \\
\dfrac{-15}{2--1-6-[-1+3]} \\ \\
-15 \div (-3-[2]) \\
-15 \div (-5) \\
3
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\ \\ \\ \\ \\ \\ \\
\dfrac{25+25}{|16-32| - 6} \\ \\
\dfrac{50}{|-16|-6} \\ \\
\dfrac{50}{16-6} \\ \\
\dfrac{50}{10} \\ \\
5
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\ \\ \\ \\ \\
\dfrac{-48-4-4-[-4+3]}{(16+9)\div 5} \\ \\
\dfrac{-56-[-1]}{25\div 5} \\ \\
\dfrac{-55}{5} \\ \\
-11
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\ \\
\dfrac{-18-(-3)}{1-(-1)+3} \\ \\
-\dfrac{15}{5} \\ \\
-3
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\ \\
\dfrac{8+4}{-24-4-[-25]} \\ \\
-\dfrac{12}{3} \\ \\
-4
\end{array}\) - \(\begin{array}{l}
\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\
\dfrac{13+9-12+1-[-10+6]}{\{9 \div [16-9(1)-8]\}+12} \\ \\
\dfrac{11-[-4]}{\{9\div [-1]\}+12} \\ \\
\dfrac{15}{-9+12} \\ \\
\dfrac{15}{3} \\ \\
5
\end{array}\)
