[Pic] Find the volume of the pyramid.
1 answer:
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-0.75-(-2/5) + 0.4 + (-3/4)
Simplify it :-)
-0.75 +
+ 0.4 - 
Add the like terms / add your decimals with your decimals & your fractions with your fractions.
(-0.75 + 0.4) + ( - )
Simplify :-)
0.35 + (
- 
)
Simplify :-)
0.35 + (-
)
Now you turn your decimal into a fraction.
0.35 = 35/100 = 7/50
NEW PROBLEM :
+ = ??
Make both denominators 100.
× 
= 14 / 100
7/20 × 5/5 = 35/100
NEW PROBLEM :
+ 
= 
:-)
Simplify it :-)
-0.75 +
Add the like terms / add your decimals with your decimals & your fractions with your fractions.
(-0.75 + 0.4) + (
Simplify :-)
0.35 + (
Simplify :-)
0.35 + (-
Now you turn your decimal into a fraction.
0.35 = 35/100 = 7/50
NEW PROBLEM :
Make both denominators 100.
7/20 × 5/5 = 35/100
NEW PROBLEM :
:-)