When your number’s up! The gameshow with difference… and sum, and product, and quotient and proportion.

Question Zero The hall has 357 people in it. They are at a disco. Another 646 people arrive by bus. How many people will be at the disco then?

Question One Write the numeral “eleven thousand eleven hundred and eleven”.

Question Two Kendra had $1007 in her bank account. She spent $879 on a new CD-Player. How much was left in her account?

Question 3 Toby has worked out that, = 36. He now has a quick way to add these numbers: What is the quick way? What is the answer?

Question Four Sonia has a metre length of fabric. She uses 6.7 metres of it to make an outfit. How much fabric has she got left?

Question Five At Massey School 40% of the children are girls. At Karori School 60% of the children are girls. Massey School has three times as many children as Karori School. If the schools meet for sports day, what percentage of all the children are girls?

Question Six Each barrel weighs 27 kilograms. There are 7 barrels. How much mass is that altogether?

Question Seven Bas needs to buy 408 cans of softdrink for the volley ball club party? How many 6-packs should he get?

Question Eight Which is smallest? 4 6 = 4 x 4 x 4 x 4 x 4 x = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x = 8 x 8 x 8 x 8

Question Nine Luke has 6.5 kilograms of mince. Each pattie takes 330 grams of mince. How many patties can Luke make?

Question Ten Each day on the life raft 22 litres of water is shared equally among the 6 survivors. How much water does each person get (to the nearest millilitre)?

Question Eleven You can buy 8 avocadoes for $6.00 How many avocadoes will you get for $37.50?

Question Twelve Matiu started with a whole box and ate five-sevenths of the chocolates. That left 14 chocolates for Yves. How many chocolates were in the box at the start?

Question Thirteen On 5 / 8 of a tank of petrol the car can make one full trip. How much of the trip can it make on 1 / 3 of a tank?

Question Fourteen At the sale there is 45% taken off every item. What would you pay for a pair of jeans that usually cost $79.95? 45% off

Question Fifteen With her ride-on Jessie can mow the lawn in three hours. With his ride-on Liam can mow the same lawn in six hours. If they mow the lawn together how long will they take?

Question 16 The formula for adding up N whole numbers is 1 / 2 N(N+1). What is the formula for adding the first N even numbers? What is the formula for adding the first N odd numbers.

Question 17 A brick weights 1kg and half a brick. What is the weight of the brick?

Question 18 You have a 3L, 5L and 8L container. The 8L is full of water. How can you put exactly 4L in one container?

Question 19 One of 8 coins is counterfeit. It weighs less. What is the smallest number of weighings you need to identify the counterfeit coin?

Question 20 Using 3 matches you can create 14 letters of the alphabet. Make four of them. Name four you can’t make.

Question 21 Draw a square and sketch how it can be broken into 11 smaller squares. Now find another solution.

Question 21 Approximately how many people do you need to have before the probability of any two having their birthday on the same day is.507?

Question 22 What is the probability of breaking a ruler into three bits and being able to form a triangle from them?

Question 26 How many socks do you need to pull out of a box (without looking) of red and white socks before you can be absolutely certain of having a pair?

Question 27 I am a number that is a square and a cube. Name me.

Question 28 6 and 28 are two perfect numbers. What is the next one?

Question 29 If I travel to town at 30km/hr I arrive 1 hour early. If I travel at 20km/hr I arrive an hour late. How fast should I travel to arrive on time?

Question 30 What is the ratio that is exactly half way between 1:2 and 2:3?

Question 31 My car odometer showed the palandromic number How far do I travel before I get another palandromic number?

Question 32 How many dominoes in a set?

Question 33 How many dots on all the tiles in a set of dominoes?

Question 34 What do the numbers on the facing pages of a book with 21 leaves add up to?

Question 35 If you roll a wheel without slipping around another identical wheel once how far does the axle travel.

Question 36 The hot tap fills a bath in 60 minutes. The cold tap fills bath in 30 minutes. How long to fill the bath with both taps turned on?

Question 37 You toss a coin and get 7 heads one after the other. What is the chance of getting another head on the next toss?

Question 38 Which is bigger? 4 meters squared or 4 square meters?

Question 39 I travel to town at 80km/hr and the journey home at 100km/hr. What is my average speed for the entire journey?

Question 40 The front tyres on my car last 60,000km before they have to be replaced. The rear tyres last 40,000km. If I swap them around how far can I get out of a set of 4 tyres?

Question 41 I can paint a house in 3 days How long to paint a house if we work together? You can paint a house in 5 days