646. Вычислите рациональным способом:
1) 1,1 + 1,3 + 1,7 + 1,9;
2) (5,781 + 9,37) – 4,781;
3) 4,2 + 5,5 + 9,8 + 32,5;
4) (3,23 + 8,596) + 8,77;
5) 11,101 - (5,4 + 0,101);
6) 8,123 - (2,123 + 1,8);
7) (9,5 + 1,8 + 1,39) + 0,5 + (0,61 + 5,2);
8) 0,715 + 2,83 + 4,285 +0,17.
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.