How it works
A fraction times a whole number is that many jumps of the same size.
4 × 1/5 is four jumps of one fifth, which is 4/5.
The top is the number of jumps. The bottom stays.
Worked examples
Jumps of a fifth
- 4 × 1/5 = ?
- 4 jumps of 1/5.
- 4/5.
- So the answer is 4/5.
Counting unit fractions
- 15/12 = ? × 1/12
- 15/12 is 15 jumps of 1/12.
- So it is 15 × 1/12.
- So the answer is 15.
Simplify
- 6 × 1/8 = ?
- 6 jumps of 1/8 is 6/8.
- 6/8 is the same as 3/4.
- So the answer is 3/4.
A taste of the worksheet
These are the first problems of set A. The printable sheet has many more, with an answer key.
- 3 × 1/4 = __
- 5/4 = __ × 1/4
- 3 × 1/2 = __
- 9/5 = __ × 1/5
- 8/5 = __ × 1/5
Words to know
- unit fraction
- A fraction with 1 on top.
- jump
- One step of the same size.
Watch out for
- Multiply the top, keep the bottom.