Number Systems
Multiplication
Division
Decimals
Challenge
100

What is the value of the digit 7 in 47,325?

7,000

100

34×6

204

100

84÷7

12

100

What is the value of the digit 6 in 14.263?

0.06 / 6 hundredths

100

Evaluate: 10 to the power of 3

1,000

200

Write 305,042 in expanded form.

300,000 + 5,000 + 40 + 2

200

407×8

3,256

200

936÷8

117

200

Which number is greater: 5.09 or 5.9?

5.9

200

Evaluate: The square root of 144

12

300

Put these integers in order from least to greatest: −8, 4, −2, 0, 7

−8, −2, 0, 4, 7

300

36×24

864

300

1,428÷12

119

300

18.75+6.8

25.55

300

Find the missing number: 48×□=2,304

48

400

What number is represented by the Roman numeral XCIV?

94

400

4.7×6

28.2

400

45.6÷6

7.6

400

40.2−17.86

22.34

400

Evaluate: 72÷8×5+13

58

500

Find the next two numbers in the pattern: 3, 7, 15, 31, ___, ___

63, 127

500

Evaluate: 24×36−157

707

500

1,275÷25

51

500

Evaluate: 6.25×8−12.6

37.4

500

A teacher has 18 boxes with 24 notebooks in each box. The notebooks are divided equally among 12 classes. Then each class uses 7 notebooks. How many notebooks does each class have left?

29 notebooks

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