Number Laws
True or False. The commutative law does not apply to division or subtraction.
What is True?
If a=2, b=3, c=4 and d=5 then
a+b+c=
What is 9?
1/2+1/2+1/2=
What is
1 1/2?
True or False the reciprocal of
2/x is x/2
What is True?
If a=2, b=3, c=4 and d=5 then
a+b+d+a=
What is 12?
1/2*1/2*1/2=
What is
1/8?
(2y)/3-y/4=
What is
(5y)/12?
The following are examples of which number law
2+3=5 and 3+2=5
2*3=6 and 3*2=6
What is the commutative law?
If a=2, b=3, c=4 and d=5 then
a+2c+d=
What is 15?
1/3+1/2+1/6=
What is 1?
(3x)/4*10/y=
What is
(30x)/(4y)?
If a=2, b=3, c=4 and d=5 then
3b-a+c-d=
What is 6?
1/2+2/3-1/4=
What is
11/12?
5/x-2/3=
What is
(15-2x)/(3x)?
The following are examples of which number law?
-4+4=0 and 4-4=0
x*1/x=1 and 1/x*x=1
What is the inverse law?
If a=2, b=3, c=4 and d=5 then
(d+b+c)/a=
What is 6?
2/3*3/4*4/5=
What is
24/60 or 4/15?
(4x)/7/(5y)/6=
What is
(24x)/(35y)?