\(\frac{30}{11}\times\frac{66}{25}\times\frac{75}{210}\)
\(=\frac{30\times6\times11\times3\times25}{11\times25\times30\times7}\)
\(=\frac{18}{7}\)
\(\left(\frac{8}{11}+\frac{3}{12}\right)+\frac{3}{11}\)
\(=\frac{8}{11}+\frac{3}{12}+\frac{3}{11}\)
\(=\left(\frac{8}{11}+\frac{3}{11}\right)+\frac{3}{12}\)
\(=1+\frac{3}{12}\)
\(=\frac{5}{4}\)
Matcha
\(\frac{30}{11}\times\frac{66}{25}\times\frac{75}{210}\)
\(=\frac{30\times66\times75}{11\times25\times210}\)
\(=\frac{1\times6\times3}{1\times1\times7}\)
\(=\frac{18}{7}\)
\(\left(\frac{8}{11}+\frac{3}{12}\right)+\frac{3}{11}\)
\(=\frac{8}{11}+\frac{3}{12}+\frac{3}{11}\)
\(=1+\frac{3}{12}\)
\(=1+\frac{1}{4}\)
\(=\frac{5}{4}\)
30/11 x 66/25 x75/210
= \(\frac{30.66.75}{11.25.210}\)
=\(\frac{1.6.3}{1.1.7}\)
\(=\frac{18}{7}\)
(8/11+3/12)+3/11
\(=\frac{8}{11}\)\(+\frac{3}{12}\)\(+\frac{3}{11}\)
= ( \(\frac{8}{11}\)+ \(\frac{3}{11}\)) + \(\frac{3}{12}\)
= \(1+\frac{1}{12}\)
=\(\frac{5}{4}\)
30/11×66/25×15/42
1980/275×15/42
198/77
8/11+3/12+3/11
(8/11+3/11)+3/12
1+3/12
1+1/4
1/1+1/4
4/4+1/4
5/4
2.30/11 x66/25 x75/210
=30×66×75/11×25×210
=1×6×3/1×1×7
=18/7
1.(8/11+3/12)+3/11
=(8/11+3/11)+3/12
=11/11+3/12
=1+1/4
=5/4