Math lesson problem solving
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This document contains math multiplication problems and word problems along with steps for solving word problems. It provides multiplication problems to solve quickly, then examples of word problems involving distances run daily over a period of days and costs of sacks of rice. It outlines the steps for solving word problems as identifying what is asked, finding given details, determining the operation, writing a number sentence, and calculating to find the answer. An example word problem provided is calculating the total earnings of a rice mill business over 12 months.
Math lesson problem solving
- 1. Mathematics
- 2. Give the answer as fast as you can. 40 x 9 = _____ 50 x 30 = _____ 20 x 700 = _____ 600 x 8 = _____ 400 x 30 = _____ 20 x 90 = _____ 500 x 8 = _____ 60 x 20 = _____ 40 x 9 = 360 50 x 30 = 1 500_ 20 x 700 = 14, 000 600 x 8 = 4 800 400 x 30 = 12 000 20 x 90 = 1 800 500 x 8 = 4, 000 60 x 20 =1 200
- 3. Group Work: Picture Puzzle
- 4. What picture have you formed?
- 5. Judy and her dog run on the beach every morning.
- 6. They run 8 kilometers daily. If they have been running for 35 days now, how many kilometers have they already ran?
- 7. How do we solve the problem? 1. What is asked? The total distance in kilometer ran by Judy and her dog.
- 8. How do we solve the problem? 2. What are given? 8 kilometers daily, 35 days
- 9. How do we solve the problem? 3. What is the operation to be used? Multiplication
- 10. How do we solve the problem? 4. Write the number sentence. 35 x 8 = N
- 11. How do we solve the problem? Perform the operation and write the complete answer. 35 x 8 4 028 Kms. –the total distance ran by Judy and her dog in 35 days
- 12. Let’s try another one: Each sack of rice costs P1, 250. How much will a retailer pay for 20 sacks?
- 13. How do we solve a word problem? 1. Know what is asked. 2. Find the given. 3. Determine the operation to be used 4.Write the number sentence 5. Perform the operation and write the complete answer
- 14. Solve the problem following using the steps in problem solving. 1. Mang Kardo’s rice mill business earns an average of P 106, 000 a month. How much does it earn in 12 months?