Q201: Simplify.<br>- <span class="ql-formula" data-value="\frac{-21}{-20}"><span class="katex"><span class="katex-mathml"><math
Q202: Simplify.<br>- <span class="ql-formula" data-value="(5.8-6) \cdot(2+1.6)"><span class="katex"><span
Q203: Solve the problem.<br>-The temperature at the
Q204: Arrange the numbers from smallest to
Q205: Combine.<br>- <span class="ql-formula" data-value="17+(-4)-12"><span class="katex"><span class="katex-mathml"><math
Q207: Decide if the inequality is correct.<br>-
Q208: Simplify.<br>- <span class="ql-formula" data-value="\frac{(-3)^{2} \cdot(-8)}{6}"><span class="katex"><span
Q209: Decide if the inequality is correct.<br>-
Q210: Combine.<br>- <span class="ql-formula" data-value="11+9-(-7)"><span class="katex"><span class="katex-mathml"><math
Q211: Determine the sign and the absolute value