Decimal Word Problems
Here are some examples of decimal word problems solved with the help of blocks.
Example:
The length of a ribbon is 1.28 m. The length of a rope is 2.74 m longer than the ribbon. What is the length of the rope?
Solution:

1.28
+ 2.74 = 4.02
The length of the rope is 4.02 m.
Example:
The mass of a jar of sugar is 1.9 kg. What is the total mass of 4 such jars of sugar?
Solution:

1.9 × 4 = 7.6
The total mass of 4 such jars of sugar is 7.6 kg.
Example:
A pail holds 5.2 l of water. A bottle holds 3.9 l less water than the pail. What is the volume of water in the bottle?
Solution:

5.2 – 3.9 = 1.3
The volume of water in the bottle is 1.3 l.
Example:
Susan has 4 times as much money as her sister. If Susan has $10, how much money does her sister have?
Solution:

$10 ÷ 4 = $2.50
Susan’s sister has $2.50.
© Copyright 2005, 2007 - onlinemathlearning.com
|