Decimals
Powers of 10
Word Form
Comparing
Riddles
100

3.467 x 10

34.67

100

102 = ?

100

100

Say the following decimal out loud:

3.5

Three and five tenths

100

Which decimal is larger?

3.5  OR  3.05

3.5

100

A family has 9 sons, and each son has 1 sister. How many kids are in the family in total?

10
200

5.67 x 10

56.7

200

1015 = ?

1,000,000,000,000,000 

200

Say the following decimal out loud:

0.67

Zero and sixty-seven hundredths

200

Which decimal is larger?

4.5 x 102     OR     4.5 x 103

4.5 x 103

200

When LeBron was 18, his brother was half of his age. If LeBron is now 64, how old is his brother?

55

300

34.231 x 10 

342.31

300

12.345 x 102

1,234.5

300

Write down the following decimal in standard form:

Fifteen and fifteen hundredths

15.15

300

Which decimal is larger?

Sixteen and five tenths   OR   sixteen and five hundretdths

Sixteen and five tenths

300

There are 4 oranges, and you take away 3. How many oranges do you have?

3

400

1.567 ÷  10 

.1567

400

895.67 ÷  103

0.89567 

400

Write down the following decimal in standard form:

One hundred five and one hundred five thousandths

105.105

400

Which decimal is larger?

83 tenths   OR   8.3

They're equal

400

What number do you get if you multiply all the numbers on a keypad?

0

500

78.456 ÷  10

78.456

500

3,452,315.5 ÷  106 

3.4523155 

500

Write down the following decimal in standard form:

Forty-one and sixty-seven ten-thousandths

41.0036

500

Which decimal is larger?

67 hundredths   OR   670 thousandths

They're equal
500

A banana costs 6 cents. A pear costs 4 cents. An egg costs 3 cents. How much does a labubu cost?

6 cents