Mathematics Fluency Flashcards
9 cards from real Rise Placement Test practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 9 Mathematics Fluency flashcards as text
What is the value of 3×(4+5)?
Answer: 27
According to the order of operations (PEMDAS), you first add the numbers inside the parentheses. 4+5=9. Then, multiply 3×9=27.
Solve for 𝑥 in the equation 2x+5=15.
Answer: x=5
Subtract 5 from both sides: 2x=10. Now divide both sides by 2: x=5.
What is the sum of the following numbers: 5, 8, and 12?
Answer: 25
Adding the numbers together: 5+8+12=25.
If a triangle has a base of 6 units and a height of 8 units, what is its area?
Answer: 24 square units
The formula for the area of a triangle is ½×base×height. Thus, ½ ×6×8=24.
What is the perimeter of a rectangle with a length of 10 units and a width of 4 units?
Answer: 28 units
The perimeter of a rectangle is given by 2×(length+width). Thus, 2×(10+4)=28.
What is 7²?
Answer: 49
7² means 7 multiplied by itself: 7×7=49.
What is the solution to ¾+ ⅝?
Answer: ¹¹⁄₈
To add fractions, you need a common denominator. The common denominator of 4 and 8 is 8. Convert ¾ to ⁶⁄₈, then add: ⁶⁄₈ + ⅝ = ¹¹⁄₈.
What is the value of ⁷⁄₃ as a mixed number?
Answer: 2⅓
⁷⁄₃ can be written as a mixed number. Divide 7 by 3, which gives 2 with a remainder of 1. So, ⁷⁄₃ = 2⅓.
What is the value of 6+4×2?
Answer: 14
According to the order of operations (PEMDAS), you first multiply: 4×2=8. Then add: 6+8=14.