Bagaimanakah cara mengerjakan soal ini?
12×34=...\frac{1}{2}\times\frac{3}{4}=...21×43=...
24×34=516\frac{2}{4}\times\frac{3}{4}=\frac{5}{16}42×43=165
1×32+4=36\frac{1\times3}{2+4}=\frac{3}{6}2+41×3=63
1×32×4=38\frac{1\times3}{2\times4}=\frac{3}{8}2×41×3=83
1+32×4=48\frac{1+3}{2\times4}=\frac{4}{8}2×41+3=84