Chang's Math blog

Compilation of all things math --- questions obtained via students' consultation, related math sites. * Do also check out my EduTech contributions at go.gov.sg/changcl

Tuesday, January 26, 2016

P6 ratio, age problem (fr Pak Wai)

Posted by ChangCL's Site at 5:37 PM
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Monday, January 25, 2016

P6 fractions (fr PCS remedial WS)

Posted by ChangCL's Site at 9:05 PM
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P6 numbers (fr PCS remedial WS)

Posted by ChangCL's Site at 9:04 PM
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Sec1 or sec2 Sch geom / trigo ( accidentally created by CCL for P6 pupils)

Find Angle ABC

Posted by ChangCL's Site at 5:39 PM
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Sunday, January 24, 2016

P6 percentage, money (fr YZ)

Posted by ChangCL's Site at 11:33 PM
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Saturday, January 23, 2016

P6 fractions (fr YY)

Posted by ChangCL's Site at 10:39 PM
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P6 algebra (fr Richie n PakWai)

Posted by ChangCL's Site at 9:53 PM
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Monday, January 18, 2016

P6 Geometry (fr TL)

Posted by ChangCL's Site at 9:38 PM
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P6 percentage, decimal, money (fr YY)

Posted by ChangCL's Site at 9:19 PM
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P6 fraction, percentage, numbers (fr YY)

Posted by ChangCL's Site at 8:40 PM
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Wednesday, January 13, 2016

P6 problems (fr YY)

Posted by ChangCL's Site at 9:29 PM
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Friday, January 8, 2016

P6 count on Algebra

Posted by ChangCL's Site at 6:49 PM
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P6 percentage (fr Richie, Tristan, Justin n Oswin)

Posted by ChangCL's Site at 6:15 PM
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Tuesday, January 5, 2016

P5 area, counting, numbers (fr 2015 ICAS)

Posted by ChangCL's Site at 5:13 PM
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P5 numbers (fr 2015 ICAS)

Posted by ChangCL's Site at 5:11 PM
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Sunday, January 3, 2016

Sec1: Whole Numbers, "Spicy Numbers" (fr Brilliant, via ChooSW)

Posted by ChangCL's Site at 10:10 PM
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Sunday, December 27, 2015

sec1 area, volume (fr Keith)

Posted by ChangCL's Site at 4:49 PM
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sec1 area, circles (fr Keith)

Posted by ChangCL's Site at 4:48 PM
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sec1 geometry n algebra (fr Keith)

Posted by ChangCL's Site at 4:46 PM
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sec1 pattern (fr Keith)

Posted by ChangCL's Site at 4:45 PM
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Saturday, December 19, 2015

P6 area and perimeter (fr YZ)

Posted by ChangCL's Site at 5:12 PM
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Friday, December 11, 2015

P6 speed (fr YZ)

Posted by ChangCL's Site at 9:46 PM
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P6 speed (fr YZ)

Posted by ChangCL's Site at 9:45 PM
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Wednesday, December 9, 2015

P6 Speed (fr YZ)

Posted by ChangCL's Site at 10:56 PM
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Tuesday, December 8, 2015

P6 speed (fr YZ )

Posted by ChangCL's Site at 10:19 PM
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      • S2 Factorial
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      • Sec 2,3,4 Simplifying algebraic expressions
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      • Does Prime Numbers apply to real numbers?
      • is 997 a prime number?
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