integers
place value
history of number
order of operations
number patterns
100

4+7

11

100

100+20+5

125

100

what is I in hindu arabic

1

100

2x3/2

3

100

What is this pattern's rule: 1, 3, 5, 7, 9

+ 2

200

28+47

75

200

In 682 what is in the tens place

80

200
what is V in Hindu Arabic

5

200

11 X 7 + 45

121

200

what is this pattern's rule: 86, 73, 60, 47, 34

- 13

300

567 X 7

3969

300

In 0.749 what is in the hundredths place

0.04

300

what is IX in Hindu Arabic

9

300

1200/2 + 235 

835

300

what is this patterns rule: 124, 496, 1984

X 4

400

46 x -12

-552

400

what place is the digit 4 in, in 12.8647

thousandths

400

what is 1000 in roman numerals

M

400

4 X (25/7)

13 r6

400

define the Fibonacci sequence

the number plus the number before

500

832

6889

500

50 000 000 + 6 000 000 + 700 000 + 4000 + 300 + 90 + 1

56 704 391

500

what is 58 in roman numerals

LVIII

500

85 + 38 X 3

199

500

name the twelfth number in the Fibonacci sequence

89