smc-3087-50-Fractions and shapes

Number and Algebra, NAP-B2-33

Andre shaded a fraction of a square.

Which picture shows the same fraction shaded?

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Which of these squares has the smallest fraction of its area shaded?

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`text(Option 1 only has)\ \ 2/5\ \ text(of the square shaded.)`

`text(All other squares have at least)\ \ 1/2\ \ text(shaded.)`

Simon is painting a wall at his home grey.

About what fraction of the wall does Simon still have to paint grey?

`1/4`	`1/6`	`3/4`	`5/6`

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`1/6`

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`text(The unpainted section is around one third)`

`text(of the right half of the wall.)`

`:.\ text(Fraction still to paint)`

`= 1/3 xx 1/2`

`= 1/6`

Leo shades in part of a circle.

What fraction is closest to the area of the circle that Leo shaded?

`5/8`	`1/2`	`3/5`	`4/10`

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`4/10`

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`text(The shaded area is slightly less than a half)`

`text(of the total area of the circle.)`

`:. 4/10\ \ text(is the closest fraction.)`

Phil painted squares grey in the grids pictured below.

Which grid has `1/3` of its squares painted grey?

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`1/3\ \ text(of the grid is 5 squares.)`