Study things Flashcards
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
2-
IF IT’S EVEN
how do you divide fractions
KCF
What is GCF
Greatest Common Factor
which heats faster (water or land)
land
how do you multiply fractions
multiply the numerators and the denominator together
what is the formula of the area of a triangle
A= base x height divide by 2 =??
how do you get area
A= L x W=??
what is LCF
Least Common Factor
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
3-
ADD THE DIGITS, IF THE SUM IS A MULTIPLE OF 3 THEN ITS DIVISIBLE BY 3
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
4-
LOOK AT THE LAST 2 DIGITS, IF THEY ARE A MULTIPLE OF 4 THEN IT’S DIVISIBLE BY 4
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
5-
IF IT ENDS IN A ZERO OR A FIVE
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
6-
IF IT’S DIVISIBLE BY 2 AND 3 IT’S DIVISIBLE BY 6
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
9-
ADD THE DIGITS, IF THE SUM IS A MULTIPLE OF 9 THEN IT’S DIVISIBLE BY 9
HOW WE KNOW IF A NUMBER IS DIVISIBLE BY:
10-
IF IT ENDS IN A ZERO
12 inches =
1 foot