Addition Words
True or False: Sum is the answer to an addition word problem.
True
True or False: Difference is the answer to a subtraction problem.
True
What is step #1?
Read the problem
Dan has 5 cups of coffee. Jay has 6 cups of coffee. Cam has 4 cups of coffee. How many cups of coffee do they have altogether?
Addition, because they use the word altogether and there are no other clue words to tell us to do something different.
Dan has 5 cups of coffee. Jay has 6 cups of coffee. Cam has 4 cups of coffee. How many cups of coffee do they have altogether?
We have to add 2 times. We add 5+6 together and then that answer plus 4.
Which addition clue words were used in this word problem?
Tim bought 10 bottles of soda. Sue bought 6 bottles of soda. How many bottles did they have in all?
Bought and In all
Which addition clue words were used in this word problem?
The temperature started at 70 degrees F. It dropped 10 degrees at noon. It fell another 15 degrees by night time. What was the temperature at the end of the day?
Dropped and fell
What is step #2 and #3?
Circle the numbers and underline the labels
12 birds were in the yard. 4 birds flew away. 3 more birds flew away. How many birds are left in the yard?
Subtraction, because they use the words flew away twice and the clue word "left."
12 birds were in the yard. 4 birds flew away. 3 more birds flew away. How many birds are left in the yard?
We have to subtract twice. We subtract 4 from 12. Then we subtract 3 from that answer.
Which addition clue word was used in this problem?
Mary has 6 cats. Her friend has 4 cats. How many cats do they have altogether?
Altogether
Which subtraction clue word was used in this problem?
Dan has 20 boxes of cookies. Sarah has 12 boxes of cookies. What is the difference between the number of boxes?
What are steps #4 and #5?
Highlight the clue words and solve the problem
There were 100 pieces of cheese in front of me. I ate 20 pieces of cheese. They added another 30 pieces of cheese to the plate. How many pieces of cheese are on the plate now?
Addition and subtraction, because they use the word ate and added.
There were 100 pieces of cheese in front of me. I ate 20 pieces of cheese. They added another 30 pieces of cheese to the plate. How many pieces of cheese are on the plate now?
We have to subtract one time and add one time.
Which words out of this group are addition clue words:
Decrease, difference, add, altogether, combined, take away, still, sum
Add, Altogether, Combined, Sum
Which words out of this group are subtraction clue words:
Together, total, still, subtract, plus, sum, minus, remain
Still, subtract, minus, remain
What is my mistake?
1-Read the problem
2-Underline the labels
3-Circle the numbers
4-Solve the problem
5-Highlight the clue words
Steps #2-#5 are out of order
Mom brought me 20 cups of water. I spilled 8 cups of water. Mom brought me another 4 cups of water. I spilled two more cups of water. How many cups of water do I have now?
Subtraction and addition, because the words "spilled" and "brought" were used in the problem.
Mom brought me 20 cups of water. I spilled 8 cups of water. Mom brought me another 4 cups of water. I spilled two more cups of water. How many cups of water do I have now?
We have to subtract two times and add one time.
We subtract 8 from 20. Then we add 4 to that number. Then we subtract 2 from that answer.
Name 5 addition words we could use in an addition word problem.
Add, all together, both, combined, how many in all, increased, join, plus, sum, together, total, etc.
Name 5 subtraction words we could use in a subtraction word problem.
Decrease, difference, fewer, how many more, how much more, left, less than, minus, remain, take away, still, subtract
Name all the steps to solving a word problem.
1-Read the problem
2-Circle the numbers
3-Underline the labels
4-Highlight the clue words
5-Solve the problem
We had 25 math problems to complete. The class answered 10 of the math problems. The teacher then added another 15 problems to the group. How many problems to have to answer now?
Subtraction and addition
We had 25 math problems to complete. The class answered 10 of the math problems. The teacher then added another 15 problems to the group. How many problems to have to answer now?
We have to subtract one time and add one time.