Answer:
-5/24
Step-by-step explanation:
Find a common denominator:
-7/12 times 2= -14/24
3/8 times 3= 9/24
-14/24 +9/24 =5/24
Start off by doing
64/1000
that should equal 0.064
0.064 and quare it by 3
0.4
which equals 4/10
Answer:
17.2
Step-by-step explanation:
8.7x-1.9x=116.96
6.8x=116.96
x=116.96/6.8
x= 17.2
Answer:
7/5
Step-by-step explanation:
add the fractions
Answer:

Step-by-step explanation:
1/5r + 23/30
Factor out 

Hope it helps. =D
Have a great day!