Number Sense Flashcards
7 cards from real CAASPP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Number Sense flashcards as text
Which of the following is equivalent to 3/8?
Answer: 0.375
3 ÷ 8 = 0.375, so 3/8 as a decimal is 0.375.
A number line goes from −10 to 10. Which point is closest to −3.7?
Answer: −4
−3.7 is between −4 and −3, and it is closer to −4 (distance 0.3 vs. 0.7).
What is the absolute value of −15?
Answer: 15
Absolute value is the distance from zero, so |−15| = 15.
Which list shows the fractions in order from least to greatest? (1/2, 2/3, 3/8)
Answer: 3/8, 1/2, 2/3
Converting to decimals: 3/8=0.375, 1/2=0.5, 2/3≈0.667, confirming 3/8 < 1/2 < 2/3.
What is 25% of 160?
Answer: 40
25% = 1/4, and 160 ÷ 4 = 40.
Which expression represents 'six less than twice a number n'?
Answer: 2n − 6
'Twice a number' is 2n, and 'six less than' means subtract 6, giving 2n − 6.
Round 4.867 to the nearest tenth.
Answer: 4.9
The hundredths digit is 6 (≥5), so the tenths digit rounds up from 8 to 9, giving 4.9.