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Practice
Simplify the expressions below.a)
r6
r12
r6
r6
b)
w-8
w-5
w3
w-8
c)
w-10
w-4
w6
w-10
d)
y-11
y-6
y5
y-11
e)
m4
m7
m3
m4
f)
q17
q19
q2
q17
g)
w11
w16
w5
w11
h)
r-1
r-7
r-6
r-1
i)
y17
y13
y-4
y17
j)
m0
m-3
m-3
m0