Task-1 Read the email. Then write true or false for the sentences. Correct the false sentences. Funny fisherman Two men went fishing for two days. John was an expenenced fisherman, but James didn't go fishing much. They got up early and started fishing at 6.00. John caught a big fish and put it in the fridge. He caught lots of smaller fish too, and put them all in the fridge. When James caught a big fish, he threw it back. James threw away lots of big fish and John became more and more puzzled. Why did James throw away the big fish, but keep all the small fish? It got dark so they stopped fishing. They cooked the fish on the boat. Then John saw James' frying pan and understood the problem. The next day they met again. Before they started, John gave James something. They started fishing. This time, James kept the small fish and the big fish. In the evening James cooked all his fish in a nice, big frying pan 1 Two men went fishing. 2 They started fishing at 7.30. 3 John threw away the big fish. 4 The two men stopped fishing because the weather was bad. 5 They went home and had supper. умаля
1/2+1/3+15 - общий зн. 6 : 3/6+2/6+15=15 5/6
1/3+3/4+5/12 - общий зн. 12 : 4/12+9/12+5/12=18/12=1 6/12 или 1 1/2 или 1,5
3/5+5/6+1/2 - общий зн. 30 : 18/30+25/30+15/30=58/30 или 1 28/30 = 1 14/15
1/3-1/5-1/15 - общий зн. 15 : 5/15-3/15-1/15=1/15
1/2-2/5-1/10 - общий зн. 10 : 5/10-4/10-1/10=0
7/8-1/4-1/2 - общий зн. 8 : 7/8-2/8-4/8=1/8
1 1/8-3/4 - общий зн. 8 : 1 1/8-6/8= 9/8-6/8=3/8
1 3/5-2/3 - общий зн. 15 : 1 9/15-10/15= 24/15-10/15=14/15
2 1/6-1 3/4 - общий зн. 12 : 2 2/12-1 9/12= 1 14/12- 1 9/12=5/12