Decimals to Fractions
Place Value
Mental Math Mania I
Mental Math Mania II
Full of Errors
100

This is 0.4 as a fraction.

What is 4/10?

100

This is the place value of 3 in 435 910.

What is ten thousands?

100

This is 70 x 40.

What is 2 800?

100

This is 49 000/7.

What is 7 000?

100

This is the correct way to write 45 67.

What is 4 567?

200

This is 0.39 as a fraction.

What is 39/100?

200

This is what's wrong with the following number: $45,777.

What is it has a comma instead of a space?

200

This is 3 x 120.

What is 360?

200

This is 40 x 80.

What is 3 200?

200

This is the way to write 30,000.

What is 30 000?

300

This is 0.05 as a fraction.

What is 5/100?

300

This is the place value of 4 in 0.147.

What is hundredths?

300

This is 350/7.

What is 50?

300

This is 3 600/60.

What is 60?

300

This is why 0.15 is not 15/1000.

What is because there are not 3 digits after the decimal point?

400

This is 0.123 as a fraction.

What is 123/1000?

400

This is the place value of the 5 in 495.

What is ones?

400

This is 810/90.

What is 9?

400

This is 49 000/700.

What is 70?

400

This is what happens when you divide a number by zero (or have zero as a denominator in a fraction).

What is impossible?

500

This is 0.001 as a fraction.

What is 1/1000?

500

This is the place value of the 7 in 357 000.

What is thousands?

500

This is 70 x 800.

What is 56 000?

500

This is 1 200 x 30. 

What is 36 000?

500

This is the name of the top term of a fraction.

What is the numerator?