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Fractions

100

10 x 1/4

10/4

200

4/9 x 1/3 

=4/27 

300

9/3 + 5/3

=14/3

400

1/4 of my friends are red the others are blue. I have 6/4 friends. how many blue friends are there?

there are 5/4 blue friends.

500

3/7 x 7/3 - 4/3 =

-1/3

powers of 10

100

3 x 10³

3000

200

4 x 10⁷

40000000

300

6 x 10⁹

6000000000

400

5 x 10¹⁵

5000000000000000

500

10 x 10²⁰

100000000000000000000

geometry

100

what is a octagons shorten name?

octa

200

whats the shorten names for triangle?

tri

300

how many sides does a pentagon have?

5 sides.

400

how many sides does a heptagon have?

7 sides.

500

Name all the shapes you know.

triangle,

quadrilateral,

pentagon

hexagon,

heptagon, 

octagon,

nanagon,

decagon.

multiplication

100

7 x 12

84

200

10 x 12

120

300

72 x 12

846

400

120 x 7

840

500

740 x 740

547600

division

100

11 divided by 5

=2 r 1

200

127 divide by 9

= 14 r 1

300

134 divided by 5

26 r 4

400

236 divided by 7

33 r 5

500

1349 divided by 6

= 22 r 5