Idea 11of 24Builds onFractions can be more than 1
From improper fraction to mixed number
How else can you write 7/4?
Today you'll discover
- how many fourths fill one whole
- what is left over
- why 7/4 and 1 3/4 are equal
Think firstA baker has 7 quarter-pies
How many whole pies can she make, and what is left?
Decide first, then press Next. Fill one whole at a time.
Two pie-strips side by side, cut into fourths, seven fourths shaded. A bracket marks the first full whole; the fourths are counted; then 7/4 = 1 3/4 is written. The last step shows ten thirds over four strips.
See the whole ideathe big idea and the key word, in one place
The big idea
A mixed number is a whole number and a fraction: 7/4 = 1 3/4.
Around you7 quarter-hours: 4 of them make 1 hour, and 3 are left. 7/4 hours = 1 3/4 hours.
Easy to get wrongThe left-over part keeps the same bottom number. 7/4 is 1 3/4, not 1 3/7.
Key word
- mixed number
- a whole number and a fraction written together, like 1 3/4
Ready to use it?
- Write an improper fraction as a mixed number.
- Show how many wholes an improper fraction makes.