Hi fellas, how was your weekend?I had fun in my hometown and i hope you had fun too.
In this session I will show you how to solve math word problems, do you know about it?
In mathematics education, the term word problem is often used to refer to any mathematical exercise where significant background information on the problem is presented as text rather than in mathematical notation.
Steps for solving word problems:
1. Read the problem carefully, understand it.
2. Underline the key words or operation clue words, think about it.
3. Do your working. Draw a picture if needed and write a number sentence for the problem, solve it.
4. Carry the answer. Check your answer and communicate the solution, explain it.
Key words and catch phrases for word problems:
1. Addition words: add, altogether, both, in all, sum, total, combined
2. Subtraction words: difference, fewer, how many more, how much more, left, less, minus, need to, remains, subtract, -er
3. Multiplication words: times, every, at this rate
4. Division words: each, average, evenly, equal parts, distribute, separate, split
Why don’t you try some exercises
1. Elin has six more balls than Mei. Mei has nine balls. How many balls does Elin have?
2. Jane has nine oranges and Sani has seven oranges. How many oranges do Jane and Sani have together?
3. Ken’s apple weighs 100 grams, and Dan’s apple weighs 80 grams. How much heavier is Ken’s apple?
4. Kim buys 2 apples everyday. How many apples does she buy in a week?
5. Ed reads 25 words per minute. At this rate, how many words does he read in one hour?
6. Nick has 75 pencils and 15 boxes. How many pencils should he pack in each box so each box gets the same number of pencils?
Answers: 1. Fifteen. 2. Sixteen; 3. 20 grams; 4. Fourteen; 5. 1500; 6. Five
Ok fellas, that’s all for today. See you next sunday
Compiled and written by @sherlydarmali for @EnglishTips4U on Sunday, September 4, 2016.