Điền dấu “ > ; < ; =” vào chỗ chấm cho thích hợp
\(\displaystyle{5 \over {14}}\,...\,{9 \over {14}} \\\displaystyle{8 \over {12}}\,...\,{2 \over 3} \\\displaystyle{9 \over {10}}\,...\,{9 \over {14}}\)
\(\displaystyle{5 \over {14}}\,<\,{9 \over {14}} \\\displaystyle{9 \over {10}}\,>\,{9 \over {14}} \\\displaystyle{8 \over {12}}\,=\,{2 \over 3}\)
vì \(\displaystyle{8 \over {12}}= {8:4 \over {12:4}}={2 \over 3}\)
-- Mod Toán lớp 5