Q500: Perform the indicated operation and, if
Q501: Factor. Check by multiplying.<br>- <span class="ql-formula"
Q502: Convert to fractional notation.<br>- <span class="ql-formula"
Q503: Collect like terms.<br>- <span class="ql-formula" data-value="\frac{1}{2}
Q504: Solve the problem.<br>-A bike road race starts
Q506: Add.<br>- <span class="ql-formula" data-value="4.23+0.82+24.52"><span class="katex"><span class="katex-mathml"><math
Q507: Solve the problem.<br>-At a national computer show,
Q508: Evaluate.<br>- <span class="ql-formula" data-value="x+y"><span class="katex"><span class="katex-mathml"><math
Q509: Rewrite the division as a multiplication.<br>-
Q510: Simplify.<br>- <span class="ql-formula" data-value="\frac{76}{840}"><span class="katex"><span class="katex-mathml"><math