Question

вычеслите: 1)21-(5-8)
2)3,7-(4-5,3);

Answer 1

1) 21-(5-8) = 21 -(-3) = 21+3=24
2)3.7 - (4-5.3) = 3.7 -(-1.3) = 3.7 + 1.3 = 5

Answer 2

1) 21-(5-8)= 21-(-3)=24
2) 3,7-(4-5,3)= 3,7-(-1,3)=5