Question

calculati

$\frac{7}{8}$x$\frac{2}{5}$

$\frac{36}{44}$x$\frac{11}{12}$

$3\frac{12}{16}$x$\frac{4}{10}$

$2\frac{1}{4}$x$1\frac{23}{45}$.

Answer 1

a)7/20
b)3/4
c)(3x16+12)/12 x 2/5=60/12 x 2/5=2
d)(2x4+1)/4 x (1x45+23)/45=9/4 x 68/45=17/5