RC=-66×(1/2-1/3+1/11)+124×-37+63×-124
C=-66×(1/2-1/3+1/11)+124×-37+63×-124
C=-66×(1/2-1/3+1/11)+124×-37+63×-124
C=-66×(1/2-1/3+1/11)+124×-37+63×-124
C=-66×(1/2-1/3+1/11)+124×-37+63×-124
C=-66×(1/2-1/3+1/11)+124×-37+63×-124
C=\(-66.\left(\frac{1}{2}-\frac{1}{3}+\frac{1}{11}\right)+124.\left(-37\right)+63\left(-124\right)\)
Thuc hien phep tinh:
a.3/7.11/15+3/7:15/14+2/7
b.(-7/15).5/8.15/-7(-32)
c.[(1/9:8/27):-1/3]:81/128
d.-66(1/2-1/3+1/11)+124(-37)+63(-124)
-66 x (\(\frac{1}{2}\)-\(\frac{1}{3}\)+\(\frac{1}{11}\)) +124 x (-37) +63 x (-124) = ?