Problem Solving Strategies Draw a Picture Problem Laura

Problem Solving Strategies Draw a Picture

Problem Laura has 3 green chips, 4 blue chips and 1 red chip in her bag. What fractional part of the bag of chips is green?

Understand What do you need to find? • The fraction of green chips What numbers are you given? • 3, 4, 1 What are your key words? • fraction

Plan How can you solve the problem? • You can draw a picture to show the information. Then you can use the picture to find the answer.

Solve • There are 3 green chips. • There are 8 chips in all. • So, there are 3/8 green chips.

Look Back Does my answer make sense? • A fraction tells me how many out of a total amount. 3/8 tells that there are 3 out of a total of 8. This makes sense.

Practice Janet and Vicki put up a rope to mark the starting line for the sack race. The rope was 10 meters (m) long. They put a post at each end of the rope and at every 2 m. How many posts did they use?

Practice • Mr. Tanabe stood on the middle rung of a ladder, washing windows on an office building. He stepped up 3 rungs to reach more of the windows. Then he saw a spot he had missed on one of the windows below so he climbed down 5 rungs. After he cleaned that spot, he climbed up 7 rungs and washed the rest of the windows. After he finished, he climbed the remaining 6 rungs to the top of the building, where he stored all of his materials. How many rungs did the ladder have?

Practice • Wesley fenced a square piece of land. There are 9 posts on each side. How many posts did he use altogether?

Game • Eating Pies • http: //www. mathplayground. com/wp_1 B. html

Independent Practice • draw a picture. rtf • Complete your independent practice worksheet for your daily grade. • Remember: This is your work and There Is No Talking