Math and Trivia

Division with Remainders

100

12,345 ÷ 12

1028 R9

200

4,552 ÷ 94

48 R40

300

13714 ÷ 72

190 R34

400

11,167 ÷ 42

265 R37

500

31,937 ÷ 24

3,830 R17

Scientific Notation

100

Show 4,255,000 in Scientific Notation

4.255 x 10⁶

200

Show 6,150,000 in Scientific Notation

6.15 x 10⁶

300

Show 123,456 in Scientific Notation

1.23456 x 10⁵

400

Show 12.321 in Scientific Notation

1.2321 x 10

500

Show 0.000052 in Scientific Notation

5.2 x 10^-5

Division

100

     365  ÷ 5      

73

200

7.55 ÷ 0.5

15.1

300

0.084 ÷ 0.3

0.28

400

3.5028 ÷ 0.07

50.04

500

1.9216 ÷ 0.08

24.02

6th Grade Multiplication

100

12.3 X 54

664.2

200

3.6 X 76

273.6

300

240 X 0.25

60

400

1.23 x 1.23

1.5129

500

0.025 x0.0251

0.0006275

Riddles

100

How many months of the year have 28 days?

All of them

200

It belongs to you, but your friends use it more than you do.  What is it?

Your name

300

Kate's mother has four children.  They are named North, South, East, and .........

Kate

400

You're running a race and at the very end you pass the person in second place.  What place do you finish in?

Second

500

What number is prime and the factor of all composite numbers

2