IN THE TWO ARITHMETIC PROBLEMS BELOW, THE FOUR DIFFERENT SHAPES...

10. - ĐỀ THI TOÁN QUỐC TẾ PMWC VÒNG CÁ NHÂN
Toán ĐỀ THI TOÁN QUỐC TẾ PMWC VÒNG CÁ NHÂN
10. In the two arithmetic problems below, the four different shapes , , , represent exactly one of the numbers 1, 2, 4 or 6 but not necessary in that order. The symbol is zero. What number does each shape represent so that both problems work?