P5 WA3 common misconceptions by https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x P5 Math teachers, pls post the common misconceptions here so that we can analyze and guide our pupils to understand and work out the solutions accurately. en-us 2025-08-28 23:51:04 UTC 2025-09-16 12:19:58 UTC hello@padlet.com https://padlet.net/icons/8.0/png/1f5e3.png https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559622609 To penalize for double % sign?

]]> 2025-08-29 02:12:04 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559622609 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559628188 a) penalize for $13.5? No zero to show cents


b) wrong units; no conversion, leading to wrong answer. Got M1?

]]> 2025-08-29 02:13:34 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559628188 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559639911 Write 15 instead of “G”, can boh?

]]> 2025-08-29 02:16:51 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559639911 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559722554 Part b, can give name: bank b? It’s the bank Tom deposited in.

]]> 2025-08-29 02:48:12 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559722554 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559770819 Penalize for no “min”?

]]> 2025-08-29 03:02:36 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559770819 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559773956 Part b, penalize for no am in timeline?

]]> 2025-08-29 03:03:04 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559773956 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559815282 Can M1 for question 13 be at 154000/2200 instead of the last conversion step?

]]> 2025-08-29 03:12:21 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559815282 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559863527 Got M1 here?

]]> 2025-08-29 03:31:58 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559863527 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559864086 Got M1 here?

]]> 2025-08-29 03:32:13 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559864086 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559864899 Got M1 here?

]]> 2025-08-29 03:32:34 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559864899 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559888735 Change of mark scheme for Q13 (a) where M1 given for 154 000 / 22 000 = 70 min


]]> 2025-08-29 03:49:09 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559888735 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559893470 1st M0.5 for comparison of both zones

2nd M1 for 11×10+20

A1 for 130g & Zone 2

]]> 2025-08-29 03:52:10 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3559893470 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560564442 Wrong method so no A1 awarded.

]]> 2025-08-29 08:17:42 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560564442 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560565060 2 marks awarded.

]]> 2025-08-29 08:18:37 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560565060 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560567015 Indicate no method shown but still award 2 marks.

]]> 2025-08-29 08:21:36 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560567015 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560570284 Does the child get zero for part (b)? Or the child can be award the 2 method marks (because if 103% is written as 105%, the child will get everything correct)?

]]> 2025-08-29 08:25:30 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560570284 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560571404 Is this correct way of awarding part (b)? 2 method marks minus 1 mark for misread from question stem. So in total, part (b) only has 1 mark.

]]> 2025-08-29 08:27:08 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560571404 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560572356 No M1 is awarded for this.

]]> 2025-08-29 08:28:10 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560572356 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560573057 Is it ignore and give 2 marks for part(a)?

]]> 2025-08-29 08:28:55 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560573057 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560573658 Ignore and give A1, but student must do corrections!!!

]]> 2025-08-29 08:29:45 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560573658 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560576013 Need to minus 1/2 marks for incorrect mathematical statement: 154/2.2=70000.

But above, the equation is correct: 154/2.2=70

]]> 2025-08-29 08:32:57 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560576013 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560576418 Need to deduct 1/2 marks here?

]]> 2025-08-29 08:33:34 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560576418 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560576780 Need to deduct 1/2 marks here?

]]> 2025-08-29 08:34:00 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560576780 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560577837 Minus 1/2 marks for missing steps?

]]> 2025-08-29 08:35:38 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560577837 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560581599 So this student will only receive 1.5 marks for part (b)?


]]> 2025-08-29 08:39:52 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560581599 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560582934 Can this student be award the method marks? So student will get 1 mark for part (b)?

]]> 2025-08-29 08:41:29 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560582934 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560583947 Round off to 17 instead of writing equal to 17.8. Can still award the method marks right?

]]> 2025-08-29 08:42:40 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560583947 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560585083 Am I correct in giving this student 1 mark for part (b)?

]]> 2025-08-29 08:44:12 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560585083 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560586267 May I check if this deduction is correct?

]]> 2025-08-29 08:45:49 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560586267 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560588194 Is the circled part for Zone 1 acceptable?

]]> 2025-08-29 08:48:28 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560588194 5L4 https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560589279 This student never shows 2.95 + 0.25. But final answer is correct. Do I award M1?

]]> 2025-08-29 08:50:14 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3560589279 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587542585


]]> 2025-09-16 12:02:32 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587542585 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587542961 2025-09-16 12:02:51 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587542961 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587548488 2025-09-16 12:06:49 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587548488 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587548845 2025-09-16 12:07:03 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587548845 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587549133 2025-09-16 12:07:17 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587549133 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587550037 2025-09-16 12:07:41 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587550037 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587552936 Conversion errors from 5L3:

50 m = 5000 km.

500 m / 1000 = 0.5

]]> 2025-09-16 12:09:33 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587552936 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587553702


]]> 2025-09-16 12:10:12 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587553702 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587554341


]]> 2025-09-16 12:10:39 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587554341 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587555295


]]> 2025-09-16 12:11:12 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587555295 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587555865


]]> 2025-09-16 12:11:43 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587555865 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587556004 2025-09-16 12:11:51 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587556004 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587563081


]]> 2025-09-16 12:16:09 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587563081 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587563716 2025-09-16 12:16:27 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587563716 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587566104 2025-09-16 12:17:43 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587566104 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587566519 2025-09-16 12:17:59 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587566519 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587567494 2025-09-16 12:18:26 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587567494 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587568214


]]> 2025-09-16 12:18:42 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587568214 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587569820


]]> 2025-09-16 12:19:44 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587569820 phppsmath https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587570339 2025-09-16 12:19:57 UTC https://padlet.com/PHPPSMathdept/2v6oelr9kw6g2l0x/wish/3587570339