[img]2011q4/ct_egreqj_egreqjs_0037_20113[/img] One way to solve this problem is

游客2025-02-24 52

问题

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答案 One way to solve this problem is to look for the Lowest Common Denominator (LCD). The smallest number that both 4 and 8 divide evenly into is 8, so the fraction 3/8 does not need to be changed. The fraction 1/4 is equivalent to 2/8;2/8 plus 3/8 equals 5/8 , so insert the+ symbol in the blank.

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[img]2011q4/ct_egreqj_egreqjs_0037_20113[/img] One way to solve this problem is

[img]2011q4/ct_egreqj_egreqjs_0046_20113[/img]Findthesquarerootsbeforeyou

[img]2011q4/ct_egreqj_egreqjs_0044_20113[/img]Firstconvert1/5toitsdecimal

231.2-198.7=______Thisisasimplesubtractionproblem.Tosolvethiswithout

Forwhichvaluesofxis2x-5＜-3x+20?Thefirststepinsolvingthisproblemis

Forwhichvaluesofxis6x-3＞4x+5?Solvethisproblemalgebraically,asfollow

Solve|6x+8|=|3x-7|forx.Tofindthepossibleanswersforxinthisproblem,

(2.50×104)÷(1.25×103)=______Thisproblemcanbesetupas[*].Whendividing

______is30%of20.Tosolvethisproblem,setupaproportion.Youarelookin

[img]2012q1/ct_egreqm_egreqjs_0102_20121[/img]A、0.2586B、2.586C、25.86D、258.6E

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