1125-997 998+1246+9989 (8700+870+87)÷87125×8.8 1.3+4.25+3.7+3.75 17.15-(3.5-2.85) 3.4×99+3.4 4.8×1.01 0.4×(2.5÷73) (1.6+1.6+1.6+1.6)×25 12.3-2.45-5.7-4.55 0.125×0.25×64...
1125-997 998+1246+9989 (8700+870+87)÷87125×8.8 1.3+4.25+3.7+3.75 17.15-(3.5-2.85) 3.4×99+3.4 4.8×1.01 0.4×(2.5÷73) (1.6+1.6+1.6+1.6)×25 12.3-2.45-5.7-4.55 0.125×0.25×64...