Fractions: Halves, Thirds, and Fourths — Flashcards

Grade 2 · Math · Flashcards

Build your fractions vocabulary and understanding with these 2nd grade flashcards.

Flashcards

What is a fraction?: A number showing part of a whole; all parts must be equal
1/2: One-half — 1 part out of 2 equal parts
1/3: One-third — 1 part out of 3 equal parts
1/4: One-fourth (quarter) — 1 part out of 4 equal parts
Which is bigger: 1/2 or 1/4?: 1/2 is bigger — fewer equal pieces means each piece is larger
Bottom number of a fraction: Denominator — total equal parts in the whole
Top number of a fraction: Numerator — how many parts you have
What does 3/4 mean?: 3 out of 4 equal parts
Real-life example of 1/2: Half a sandwich, half an apple, half a glass of milk
Real-life example of 1/4: Quarter coin, one slice of a 4-piece pizza
What must be true of parts in a fraction?: They must all be equal (same size)
2/3 means...: 2 out of 3 equal parts