Question

tính nhanh

54 : 6 + 76 : 6

Answer 1

\(54:6+76:6=\left(54+76\right):6=130:6=\dfrac{65}{3}\)

Answer 2

\(54:6+76:6\)

\(=\left(54+76\right):6\)

\(=130:6\)

\(=21\left(dư4\right)\)

Answer 3

\(=\left(54+76\right):6=21\left(dư4\right)\)