Numerical Expressions & Order of Operations
Evaluate: 6 + 3 × 4
18
1/2 + 1/4 = ?
3/4
What is the value of the 5 in 3.57?
5 tenths
What is the perimeter of a square with side length 4?
16 units
What is the mean of: 2, 4, 6?
4
Evaluate: (6 + 3) × 4
36
3/4 − 1/2 = ?
1/4
Write in standard form: 4 + 0.3 + 0.07
4.37
Find the area of a rectangle: length 6, width 3
18 square units
What is the median of: 3, 7, 9, 10?
8
Write an expression for: “5 more than the product of 7 and 3”
(7 × 3) + 5
Multiply: 2/3 × 4
8/3 or 2 2/3
0.6 ___ 0.56
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Volume of a rectangular prism: 2 × 3 × 4
24 cubic units
A pattern: 5, 10, 15, __. What comes next?
20
20 − (8 ÷ 2)
16
3 ÷ 1/2
6
Add: 2.45 + 1.3
3.75
A figure has 4 equal sides and 4 right angles. What is it?
Square
Write an equation: “n increased by 7 equals 15”
n + 7 = 15
4 × (6 + 2) − 5
27
A recipe uses 3/4 cup of sugar. You make it twice. How much sugar total?
1 1/2 cups
Multiply: 0.4 × 0.5
0.20 or 0.2
A box is 5 cm long, 2 cm wide, and 3 cm tall. What is the volume?
30 cubic cm
n + 9 = 21
n = 12