Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make a true statement.

### Hint

### Hint

How does choosing the digits for the denominator affect the decimal value?

How might choosing the digit for the decimal make finding the digits for the fraction easier?

How might choosing the digit for the decimal make finding the digits for the fraction easier?

### Answer

### Answer

There are many possible answers including:

9/18 = 0.5

7/14 = 0.5

6/12 = 0.5

And 7/35 = 0.2

9/18 = 0.5

7/14 = 0.5

6/12 = 0.5

And 7/35 = 0.2

Source: Owen Kaplinsky

How about 6/12 = 0.5?

Ok! I’ll add it!

nice problem! the answers I get are:

0.1 – not possible

0.2 – 3/15 or 7/35

0.3 – not possible

0.4 – 6/15

0.5 – 6/12, 7/14, 8/16, 9/18

0.6 – 9/15

0.7 – not possible

0.8 – not possible

0.9 – not possible

Some of my students also found 9/45 = 0.2 🙂

Great problem!

¯\_(ツ)_/¯

1/10= 0.1