93.6×0.25×4
0.6×99+0.6
7.2+5.76+2.8
①1.25×0.67×80
②14.7-4.7×0.8
③8.13-5.6+1.87
④4.35×6.8+3.2×4.35
⑤18×0.4+5.6
⑥16×(12.4-9.8)
0.25×17.3×4 4.23×99+4.23 (8+0.8)×1.25
2.6+1.4×3 (8+0.8)×12.5
80×3.9×1.25 15.2×9.9+1.52
3.9×8.6+3.9×1.4 4.8×3.5-10.9
4×4.38×2.5
34.8-(14.8+3.4)
1.87+1.87×99