Four years ago, Mrs Joon was 4 times as old as her son. 8 years from now, she will be twice as old as her son. How old was Mrs Joon's son 4 years ago?

There were 1/3 as many girls as boys in the library. 21 girls left the library & 21 boys came into the library. In the end, there were 1/5 as many girls

There were an equal number of Carrots, Tomatoes and Cabbages in a pantry. Yiguo, used 49 carrots and some tomatoes and Cabbages. There were 3 times as

Math Coaching Class to help you master the Model Method in Singapore Math. Attain mastery and gain confidence in solving challenging math problem sums.

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I am well versed and trained in Singapore Math, specifically bar modeling. To the point where I give PD on it. However it's usually with late primary to

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There were 3/5 as many adults as kids on a bus. At a bus stop 6 adults and 6 kids boarded the bus. As a result, there were 2/3 as many adults as kids on

Zach is very patient with me and he explains questions to me as many times as it takes to get me to understand the question. He also makes us laugh to

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2 painters paint 2 rooms in 2 hours then how many painters will be required to paint 18rooms in 6hours ?

The methods that Mr Zach teaches for Mathematics are really helpful, and some of them are strongly etched in my mind, and they do help me in my exams and

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One light flashes every 2 minutes and another light flashes every 7 minutes. If both lights flash together at 1 PM, what is the first time after 3PM that

Zach...Irene scored well for her Prelim Math and also came in first in class!!! Haha...Thank you so much, Zach. She did well because of you and your teaching.

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The five members of the computer club decided to buy a used computer, dividing up the cost equally. Later, three new members joined the club and agreed

There are two numbers. One is 5 times the other. They have exactly six common factors. Three of the common factors are 1, 2 and 9. a) What are the other

P and Q are two rectangular containers. The base area of P is 60 squared centimeters while that of Q is 40 squared centimeters. At first P contained water

A bakery and a library are 120m apart. They are located between Hong's house and Jeya's house. The bakery is exactly half-way in between the two houses.

Three-fifths of the beads in a box are yellow. Rest are red and blue beads. There are twice as many yellow beads as red beads. There are 30 more red beads

Early one morning Sandy took out one-half of the coins from her coin bank, and in the evening she put in 20 coins. The next morning she took out one-third

Need help on this question: The ratio of the number of Meili's stickers to Suhua's is 3:7. Suhua has 32 more stickers than Meili. If Suhua gives 1/4

He teaches me new concepts and sometimes jokes and helps me in my work when i need help. He is very patient with me and does not get angry easily.

Summary of work done and homework for the week. I find this useful, it keep me updated. I like your honest feedback and advice to improve Chee Meng;s academic

Arthur buys some chocolates for his classmates on his birthday. If he gives each classmate 4 chocolates, he will have 23 chocolates left. If he gives

Jake and Ryon had a total of $1,000. Jake had some money and it was doubled. Ryon spent half his money on food. As a result they had the same amount

Danny poured 78 liters of water into containers X, Y, and Z. The ratio of the volume of water in Container x to the volume of water in Container y is 5

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I attended a Singapore Workshop this summer. I was wondering why there isn't a forum for Kindergarten. Thank you for a wonderful Maths program. I cannot

Are you too busy to attend Math Workshops on Singapore Math? Did you wished you could learn how to teach kids math, the Singapore way in the comfort of your home?

Hi Zach, Re-posting the below question as I could not find the answer on your website I have some red and yellow marbles in a bottle. If i add in 20

Abel is 27 years younger than Charlie. Charlie is 49 years older than Eve. The sum of Charlie's age and Eve's age is 57 years. How old is Abel? What

4/9 of the number of children at a park is equal to 1/5 of the number of adults. There are 609 people at the park. How many more adults than children are

Everything! Thank you for teaching me for so long and even making me kind of like Maths.

Zach explains clearly and the solution presented is very easy to understand. He is very patient and approachable. I am glad to see Tiffany taking the initiative

Math Coaching Class to help you master the Model Method in Singapore Math. Attain mastery and gain confidence in solving challenging math problem sums.

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Hi Please help to solve this. Frederic had a candy bag which contained 35 chocolate bars and 50 sweets. Ryan had another candy bag which contained

Tom has thrice as many postcards as Sam. If Tom gives Sam 12 postcards, he will have the same number of postcards as Sam. How many postcards does tom hav

The student store was selling pencils and erasers. They sold a total of 50 items. A pencil box holds 4 pencils and the eraser box holds 5 erasers. If all

Natalie cuts a raffia 4/5 m long into 8 pieces. what is the length of each piece in meters?

Grace has thrice as many postcards as Sam. If grace uses 12 postcards, he will have the same number of postcards as Sam. How many postcards does grace

I am thinking of 3 different numbers.The middle number is 22 more than the smallest number and 14 less than the biggest number.The sum of the three numbers

A sporting goods store ordered new bikes and scooters. For every 3 bikes ordered, 4 scooters were ordered. However, bikes were more popular than scooters,

CCKPS PSG Math Forum...Model Method ... Questions and Answers...Teach your kids math, solve complex questions with the model method.

Spyridon has recently completed PSLE 2013, with the help of Model Method Tuition in Mathematics. He received an A Star in Maths, which is the top grade.

Joanna had $200 more than Danny. If Danny gave $30 to Joanna, the ratio of Joanne's money to Danny's money would be 14:1. How much money did Danny have

THis YEAR THis Year....... I m very nervous n eager .... Although I always get a 90 plus but I m still AFRAID !!!!! What should I do ?

Wait List for Math Coaching Class to help your kids master the Model Method in Singapore Math. Attain mastery and gain confidence in solving challenging math problem sums.

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i have one half of a square and i want to divide it by one eighth. how many pieces would i have? Zach's Answer:

What is the box method in 5thgrade mathematics? Does anyone know. I'm stumped and so is my son,whom tutors kids his own age,10yrs. Old so he is even stumped