DIRECTIONS: Work out the yearly cost of each, then add. Multiply each one first.
Every price here is per month.
#
What it is
A month
A year
1.
Music
$4.99
2.
A streaming service
$9.99
3.
A second streaming service
$12.99
4.
A game pass
$6.99
Add the four monthly prices. Then add the four yearly ones. Write both totals.
Which of those two totals would make somebody stop and think? Say why it is the same information.
It Is Only Five Dollars
The Second Number · Page 2 of 3
DIRECTIONS: Read, then answer.
$34.96 a month sounds small; $419.52 a year is a vacation, a bike,
most of a laptop. Only the period changed. A monthly price is honestly how you pay, and also the smallest-sounding
true number.
Name one thing you would rather have than these four, that costs about $419.52.
You cancel the two you use least. How much a year is that? Show the working.
Why is a monthly price harder to notice than a yearly one, even when it is the same amount of money?
The Ones That Are Not Called Subscriptions
The Second Number · Page 3 of 3
DIRECTIONS: Work out the yearly cost of each habit.
#
Habit
How often
A year
10.
A $2.50 drink on the way to school
five days a week, term time — say 190 days
11.
A $9 takeaway
once a week
12.
A $1.99 game extra
twice a month
Which of the three costs the most in a year? Is it the one you expected?
The drink costs less than a third of what the takeaway costs, and still costs more in a year. Explain how.