FA1 Flashcards
rounding
underline the number you are being asked to round to. look to the right and if the number is higher then 5 the number goes up and if it lower than 4 than it stays the same.
compound shapes
you split the compound shape into 2 and then times the 2 numbers together and then when u have your answers then add them together
Area
Area is where you times the inside of a shape
Perimeter
Perimeter is where you add the outside of a shape
Area of traingle
base x height divided by 2
Area of rectangle
Base x height
Ordering decimals
You put them In order down the column and than u see which is the number lowest or highest it depends what ur being asked
8 x 12 =
96
7 x 6
42
110 divided by 10 =
11
11 x 11 =
121
6 x 3 =
18
9 x 9 =
81
5 x 6 =
30
7 x 9 =
63
8 x 9 =
72
500 x 10 =
5000
100 dived by 4 =
25
round this number to its nearest 10
126
130
round this decimal to its nearest whole number
8.8
9.0