Ответ:
1.3 1/3;5/2;2/3;1/6
2.9-(1 5/8+3/20)=9-4 7/10=8 10/10-4 7/10=4 3/10
3.а)S=a×b
S=5 1/3×3/8=8/3×3/8=1
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Ответ:
1.3 1/3;5/2;2/3;1/6
2.9-(1 5/8+3/20)=9-4 7/10=8 10/10-4 7/10=4 3/10
3.а)S=a×b
S=5 1/3×3/8=8/3×3/8=1