Step 1
Multiply the dollars by
the number of items.
Step 2
Round the cents,
and multiply.
Step 3
Add the two products,
add
4 x $3,48
4 x $3 = $12
rounds to $.50
4 x $3.182
4 x $.50 = $2.00
4 x $3 = $12
4 x $.50 = $2
2
Estimate: $14
$3.48
Follow the steps above to find close estimates.
$3.67
$4.29
POWER
BATTERIES
RA
1. About how much will 5 six-packs cost?
a) Multiply the dollars $20
b) Multiply the cents
c) Add
3. About how much will 2 packages of
batteries cost?
a) Multiply the dollars
b) Multiply the cents
c) Add
Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.
Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.