Вычислите:
2 1/3 * 2
4* 1 1/2
1 1/3*9
3/7* 2 1/3
1 1/3* 1 1/2
2 1/3*2=4 2/3
4 * 1 1/2=6
1 1/3*9=12
3/7 * 2 1/3 = 3/7 * 7/3= 1
1 1/3 * 1 1/2 = 4/3 * 3/2 = 2
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