9.43-(8.65+0.40) 4.6+12.3+5.8 15-(1.3+3.9)
4.6-1.75+2.08 5-(4.19-2.83) 7.41-(2.96+3.04)
4.28+0.53-3.37
9.5+4.85-6.36
4.02-3.5+0.98
2.6+1.4×3
0―0.34―0.66
3.2+1.27-2.49 5.6+2.7+4.4 70.8-1.25-1.75 ×1.25 12.8+2.04×9.5 1.54+2.08+3.62 4.6-(1.75+2.08) 5-4.19+2.83 2.5×0.6-1.8×0.5 6.15×9.4-42 (8+0.8) 4.5×3.6+5.2×0.35 4.5×0.9+5.5×0.9 35.7÷14÷30
5.4÷(2.7×4) 9.4×[0.96÷(5.4÷0.9)] 52÷6.5+26×0.37
1.6×(2.25+10.5÷1.5)
96÷(15.4-12.2)
9÷[0.3×(8-6.5)]
0.4×99+0.4 90÷(3.6-1.8) 2.4×3÷0.18 7.8+4.56+2.2 3.6×4-2.5
3.4×7.8÷3.9 ÷5 12.7+12.5
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