Вычеслите: 1)21-(5-8) 2)3,7-(4-5,3);
2 Ответ (-а, -ов)
1) 21-(5-8)= 21-(-3)=24
2) 3,7-(4-5,3)= 3,7-(-1,3)=5
2) 3,7-(4-5,3)= 3,7-(-1,3)=5
1) 21-(5-8) = 21 -(-3) = 21+3=24
2)3.7 — (4-5.3) = 3.7 -(-1.3) = 3.7 + 1.3 = 5
2)3.7 — (4-5.3) = 3.7 -(-1.3) = 3.7 + 1.3 = 5