Ngo Lilian
Asked 9 years ago

SG chevron_right Primary 3 chevron_right Measurement

Need help P3

Replies 4
Zhong Shu Hao

6 years ago
Kathleen Tan

Using push out method, the perimeter of the shape is the same as a rectangle of 8 x 12 cm = 40cm. If you look at the Zhong Shu Hao's picture. The red bits are the widths and the blue bits are the lengths.

6 years ago
Voon Jasmine

(8+12) x 2 = 40 cm (ans)

6 years ago
Ngo Lilian

Thank u

6 years ago

Yan Juan
Asked 9 years ago

SG chevron_right Primary 4 chevron_right Number and Algebra

How to solve this? Ans is 3994

Replies 3
Sheeba Navas

6 years ago
Cyndi Low

My answer is the same as Sheeba

6 years ago
Yan Juan

Okie

6 years ago

Mei Hui
Asked 9 years ago

SG chevron_right Primary 4 chevron_right Number and Algebra

Help do not understand why divide by 3

Replies 7
Yeo See Yeong

6 years ago
Mei Hui

No the answer is 75

6 years ago
Sheeba Navas

An alternative method, hope it helps

6 years ago
Mei Hui

Thanks

6 years ago
Yeo See Yeong

Sorry. I see 125 as 126. Answer shd be 75 then.

6 years ago
Mei Hui

Ok

6 years ago
Mei Hui

Thanks

6 years ago
Mei Hui

No the answer is 75

6 years ago
Mei Hui

Thanks

6 years ago
Mei Hui

Ok

6 years ago
Mei Hui

Thanks

6 years ago

Sherry Liew
Asked 9 years ago

SG chevron_right Primary 4 chevron_right Number and Algebra

Need yr guidance pls. Thank you.😊

Replies 8
Yeo See Yeong

6 years ago
Sherry Liew

Thank you.😊

6 years ago
Sheeba Navas

Same answer as above, just an alternate method

6 years ago
Sherry Liew

Thanks for yr great help

6 years ago
Chen Xiaoming

Hi Sherry, is this a P3 question?

6 years ago
Sherry Liew

Is p5 math

6 years ago
Chen Xiaoming

Thx! Feel very relieved to know that it is a P5 qn. There is no way for my P3 son to solve it. :)

6 years ago
Bill Ang Siow Chen

This is the model solution to solving the problem. You need to look at it like it is to equal something and eliminate something

6 years ago
Sherry Liew

Thanks for yr great help

6 years ago
Sherry Liew

Thank you.😊

6 years ago
Sherry Liew

Is p5 math

6 years ago

Yvonne Au
Asked 9 years ago

SG chevron_right Primary 3 chevron_right Number and Algebra

P3 math

Replies 2
Voon Jasmine

4+3=7 ( Excess + Shortage) 7-6=1 7 âž— 1 = 7 row (6 x 7) + 4 = 46 chairs (ans)

6 years ago
Yeo See Yeong

6 years ago

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