Becca and Patti went shopping for a birthday
present for their teacher. Patti had $12. How much money did Becca
have if together their money totaled $30?
Think: "Total tells me
that I am going to add something."
"Patti's money + Becca's money = total money"
The Math:
| 12 |
+
|
B |
= |
30 |
| -12 |
|
|
= |
-12 |
| |
|
B |
= |
18 |
|
|
Becca had $18 to
contribute towards the birthday present. |
Daniel has a 92 average in math. His friend Steven
has an average 5 points less than his. What is Steven's average?
Think:
"'Less than' tells me that I am going to subtract something."
"Daniel's average - 5 = Steven's average"
The Math:
|
|
Steven has a 87 average
in math. |
Giovanni decided to clean up his CD collection. He
eventually gave away 1/3 of all his CDs. If he had 30 CDs to start
with, how many did he give away?
Think: "When I see a fraction in a word problem, I will
probably be multiplying."
The Math:
|
|
Giovanni gave away 10
CD's. |
Matthew had twice as many computer games as Sarah.
If Sarah has 12 games, how many does Matthew have?
Think: "'Twice as many' tells me that I have to multiply
by two."
"Sarah's games x 2= Matthew's games"
The Math:
|
|
Matthew has 24 computer
games. |
|
