Decimal Detectives
What is 6.3 + 2.5?
8.8
What is 2/5 + 1/5?
3/5
Find the volume of a prism: 2 × 3 × 4.
24 cubic units
Evaluate: 8 + 2 × 3
14
A teacher has 24 pencils and buys 16 more. How many pencils does she have now?
40
What is 9.4 − 3.7?
5.7
What is 7/8 − 3/8?
4/8
Find the volume of a prism: 5 × 6 × 2.
60 cubic units
Evaluate: (10 − 4) × 5
30
There are 8 tables with 6 students at each table. Then 5 students leave. How many students remain?
43
Compare: 4.08 ___ 4.8
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Which is greater: 5/6 or 7/9?
5/6
A box is 7 ft long, 3 ft wide, and 4 ft high. What is its volume?
84 cubic feet
Evaluate: 24 ÷ 6 + 7
11
A bakery made 96 cookies and packed them equally into 8 boxes. How many cookies are in each box?
12
Round 15.276 to the nearest hundredth.
15.28
What is 3 × 2/3?
2
A fish tank measures 10 in × 8 in × 6 in. What is the volume?
480 cubic inches
Evaluate: 18 − (2 × 4) + 10
20
A library has 425 books. It buys 175 more and then donates 80 books. How many books does it have now?
520
What is 12.45 + 8.79 − 3.14?
18.10
A recipe uses 3/4 cup of milk. If you double the recipe, how much milk do you need?
1 1/2 cups
A storage container measures 12 ft × 5 ft × 4 ft. What is the volume?
240 cubic feet
Evaluate: 6 + 24 ÷ (3 × 2)
10
A farmer has 15 rows of corn with 24 plants in each row. After a storm destroys 85 plants, how many plants remain?
275