Add/Subtract Decimals
Add the decimals:
8.10 + 9.10
17.20
Clint earns money each week walking dogs. If he saves $2.15 each week for a year, how much money will he have saved?
$111.8
Multiply the decimals:
0.3 x 7 =
2.1
The first place value to the right of the decimal point.
What is a tenth?
Subtract the decimals:
9.8 - 2.6 =
7.2
Mrs. Collison decided to treat all of the 5th grade teachers to lunch. She went to Jardins to buy lunch specials for herself and each of the 6 teachers.
If one lunch special costs $7.83, how much will Mrs. Collison spend at Jardins?
About $54.81
Multiply the decimals:
52.9 x 2.4=
126.96
The place value that is three spots to the right of the decimal.
What is thousandth?
Subtract the decimals:
15 - 9.25 =
5.75
Kelly's car can travel 645 miles on a full tank of gas. How many miles can Kelly drive if she fills up the tank 23 times?
14835 miles
Multiply the decimals:
0.03 x 89.7 =
2.691
The second place value to the right of the decimal point.
What are hundredths?
Add the decimals:
3.546 + 8.514
12.060
A gallon of gas used to cost $5.80 at Valero. Inflation raised the price so that it is now 1.1 times the old price. How much do 5 gallons of gas cost today?
$31.90
Multiply the decimals:
5.06 x 0.8 =
4.048
The place value is two spots to the left of the decimal.
What is tens?
Subtract the decimals:
812 - 23.78 =
788.22
Mike bought several kinds of candy for a party. M&M's cost $1.29, Snickers cost $1.99, Airheads cost $1.00, and Twix cost $1.89. If he paid with a $10 bill, how much change did he receive?
$3.83
Multiply the decimals:
146.7 x 0.89 =
130.563
The result of multiplying two or more factors together.
What is the product?