Worksheet 15

Materials: pencil, eraser, ruler, handouts Number fun Warm-up There are 14 balls in the box. Some of them are white, some of them are red, and the rest of them is black. There are seven times more white balls than red balls in the box. How many black balls are in the box? Problem 1 Add carefully Problem 2 Pavel’s finances Pavel wants to buy 8 identical toys for birthday goodie bags, but he is 2 dollars short. If he buys just 5 toys, he will have 10 extra dollars left. What is the price of a toy? Problem 3. Matchstick problem Move 5 matchsticks to end up with 3 squares. Problem 4. Winnie the Pooh Winnie the Pooh, Piglet, Rabbit and Donkey ate 70 bananas together. Winnie the Pooh ate more bananas than anybody else, and Piglet and Rabbit ate 42 bananas together. How many bananas were left for the Donkey? Problem 5. Cut the figure Cut this figure into 4 equal parts 5 equal parts G1 L15 Art of Inquiry©