VIP Class Notes (Tibo) [R]

we did page 6 of the math book

my age next year is a multiple of 7 ->( 7xZ – 1) -> 6,13,20,27,….

Vocabulary

Factor: number that divides exactly into another number
12= 2x3x2 / 2 and 3 are factors of 12
20=4×5 4 and 5 are factors of 20

multiple: number that can be divided exactly into another number
2×5=10 2 and 5 are multiples of 10

approximation 近似
10/3=3 is an approximation

divide: ÷
10 divided by 2 equals 5.

multiply x
5 multiplied by 2 equals 10.

exact : 准确的
A: We will go to the cinema tonight.
B: What time does the movie start exactly?
A: it starts at 9:35pm|
Saying that 10/3= 3 is not exact (it is 3.3333333333333333333333…)

Pronunciation

exactly

multiple

steps

example

divide

tsunami

earthquake

spaghetti

minus (mai nus)