A fair share of thinking.
Pieces, portions, and fractions you can picture.
Ten questions, with the answers explained. Try them in your head, then open each answer when you're ready.
Play this quiz →QUESTION 1 / 10
You eat one quarter of a pizza, then another quarter. What fraction remains?
- Three quarters
- One half
- One quarter
- One eighth
Show answer & explanation+
One half
Two quarters have been eaten, leaving two quarters, or one half.
QUESTION 2 / 10
Which is larger: two thirds or three fifths?
- They are equal
- Two thirds
- Three fifths
- Neither is positive
Show answer & explanation+
Two thirds
Two thirds is ten fifteenths; three fifths is nine fifteenths.
QUESTION 3 / 10
What is half of three quarters?
- Six eighths
- Three eighths
- One quarter
- Three halves
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Three eighths
Multiply three quarters by one half to get three eighths.
QUESTION 4 / 10
A bottle is one third full. You add another one third of its total capacity. How full is it?
- One third
- One half
- Two thirds
- Completely full
Show answer & explanation+
Two thirds
The two equal one-third portions add to two thirds of the bottle.
QUESTION 5 / 10
What fraction of an hour is fifteen minutes?
- One fifth
- One third
- One half
- One quarter
Show answer & explanation+
One quarter
Fifteen out of sixty simplifies to one out of four.
QUESTION 6 / 10
Which fraction equals 0.75?
- Two thirds
- Three quarters
- Seven tenths
- One quarter
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Three quarters
Seventy-five hundredths simplifies to three quarters.
QUESTION 7 / 10
Eight equal slices make one cake. Three are eaten. What fraction is left?
- One half
- Five thirds
- Five eighths
- Three eighths
Show answer & explanation+
Five eighths
Five of the original eight equal slices remain.
QUESTION 8 / 10
What is one fifth of fifty?
- Twenty
- Fifteen
- Five
- Ten
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Ten
Divide fifty into five equal groups: each group has ten.
QUESTION 9 / 10
Which is smaller: one eighth or one sixth?
- One eighth
- Both equal one half
- One sixth
- They are equal
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One eighth
For equal whole objects, splitting into eight makes smaller pieces than splitting into six.
QUESTION 10 / 10
You use half of a ribbon, then half of what remains. What fraction of the original is left?
- Three quarters
- One half
- One eighth
- One quarter
Show answer & explanation+
One quarter
After the first cut half remains. Half of that half is one quarter.