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Rounding
Fractions
Number Patterns
100

136 - 47

89

100

60 / 5

12

100

To the nearest ten:

55.551215

60

100

16/24

4/6  = 2/3

100

1, 3, _, _, 9

5, 7

200

1221 - 145

1076

200

120 / 5

24

200

To the nearest one:

4.6437429

5

200

150 / 15

10/1 or 10

200

2, 5, _, _ , 24

3x - 1 

So 1x3-1 = 3-1= 2

8, 15

300
649 + 217

866

300

6 x 2 x 3

36

300

To the nearest tenth:

10.14374321

10.14

300

Create the improper fraction:

1 and 12/9

21/9 or 7/3

300

-1, 1, _, _, 7

2x - 3

So 1x2-3 = 2-3= -1

3, 5

400

164 - 63 + 23

78

400

5 x 6 / 3

10

400

To the nearest hundreth:

4.8845829

4.88

400

Create the mixed fraction

14/4

3 and 2/4 or 3 and 1/2

400

11, 13, _, _, 21, 23

Prime Numbers:

17, 19

500

55 + 25 - 140

-60

500

12 / 4 * 3

1

500

To the nearest thousandth:

101.65182181

101.651

500

Create the improper fraction and simplify

4 and 4/8

9/2

500

0, 1, 1, 2, 3, _, _, 13, 21, 34

The next number is found by adding up the two numbers before it. 

5, 8