examples on how to do work

Seite 1

what is 4 x 2/3?

4 x 2/3 means 4 lots of 2/3

which altogether is 8/3

now write it as a mixed number-

8/3 = 2 and 2/3

another way of doing this is-

4 x _2_ = _4_x_2_ = _8_ = 2 _2_

3 3 3 3

what is 1/3 divided by 2?

this is one third of a pizza-

what does it mean?

it means one third into 2 pices

what fraction is this part?

it is one sixth of a whole pizza!

doing one third divided by 2 was like doing 1/2 of a third

so basically-

_1_ divided by 2 = _1_ x _1_ = _1_x_1_ = _1_

3 2 3 2 x 3 6

example 2

what is 5 eights divided by 3?

it means 5/8 into 3 pieces

this is 5 24's

_5_ divided by 3 = _1_ of _5_ = _1_x_5_ = _5_

8 3 8 3 x 8 24

multiply fractions by whole numbers

divide fractions by whole numbers