Mathematics Flashcards

7 cards from real TACHS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Mathematics flashcards as text

What is 7/8 − 1/2?
Answer: 3/8
1/2 = 4/8, so 7/8 − 4/8 = 3/8.
A recipe needs 2 cups of flour for 12 cookies. How many cups for 30 cookies?
Answer: 5
2/12 = x/30, so x = 5 cups.
What is the value of 9² − 4²?
Answer: 65
81 − 16 = 65.
If 5 pencils cost $1.25, what is the cost of one pencil?
Answer: $0.25
$1.25 ÷ 5 = $0.25.
What is the volume of a cube with edge length 3 cm?
Answer: 27 cm³
Volume = 3 × 3 × 3 = 27.
Simplify the ratio 18:24.
Answer: 3:4
Divide both by 6 to get 3:4.
What is −8 + 3?
Answer: −5
Moving 3 up from −8 gives −5.