Wiskunde Multiple Choice Vraag uit Gricha's Wiskundige Vragenbank

$https://latex.codecogs.com/png.image?\inline \LARGE \dpi{110}\frac{3b}{4}-\frac{7b}{10}=$	A. $\boldsymbol{b}$
	B. $\large\boldsymbol{\frac {2b} {3} }$
	C. $\large\boldsymbol{-\,\frac {2b} {3} }$
	D. $\large\boldsymbol{\frac {b} {20} }$
	E. $\large\boldsymbol{\frac {b} {5} }$

[ B-5687 - op net sinds 23.3.2020-(E)-30.10.2023 ]

See above

$\frac{3b}{4}-\frac{7b}{10}=\frac{15b}{20}-\frac{14b}{20}=\frac{1b}{20}=\frac{b}{20}$

$https://latex.codecogs.com/png.image?\inline \LARGE \dpi{110}\frac{3b}{4}-\frac{7b}{10}=$	A. \(\boldsymbol{b}\)
	B. \(\large\boldsymbol{\frac {2b} {3} }\)
	C. \(\large\boldsymbol{-\,\frac {2b} {3} }\)
	D. \(\large\boldsymbol{\frac {b} {20} }\)
	E. \(\large\boldsymbol{\frac {b} {5} }\)