Răspuns:
a)1,35÷1,5+5,4÷1,35+0,4×0,2×(4,4-1,37)
0,9+4+0,8×3,03
0,9+4+2,424=7,324
b)(3,5÷10+11,37×10)-(0,057+3,218×2,5)
(0,35+113,7)-(0,057+8,045)
114,05-8,102=105,948
c)5,2× (4,5:0,9+1,25)×1,4-(2,123+5,873)×4
5,2×(5+1,25)×1,4-7,996×4
5,2+6,25×1,4-1,999
32,5×1,4-1,999
45,5-1,999=43,501
d)10×3,05-25÷100+4,15×3,7+10,03÷0,1-1,5×5,7
30,5-0,25+15,355+100,3-8,55
30,25+15,355+100,3-8,55
45,605+100,3-8,55=137,355