递等式计算.0.38+9.62÷3.7×5.4 8.74-8.74÷23+700×0.03 1.25×4.8 4.38÷(36.94+34.3×0.2)
递等式计算.0.38+9.62÷3.7×5.48.74-8.74÷23+700×0.031.25×4.84.38÷(36.94+34.3×0.2)0.27×99+0.27...
递等式计算.0.38+9.62÷3.7×5.4 8.74-8.74÷23+700×0.03 1.25×4.8 4.38÷(36.94+34.3×0.2) 0.27×99+0.27 [(5.84-3.9)÷0.4+0.15]×0.92.
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(1)0.38+9.62÷3.7×5.4 =0.38+2.6×5.4, =0.38+14.04, =14.42; (2)8.74-8.74÷23+700×0.03 =8.74-0.38+21, =29.36; (3)1.25×4.8 =1.25×8×0.6, =10×0.6, =6; (4)4.38÷(36.94+34.3×0.2) =4.38÷(36.94+6.86), =4.38÷43.8, =0.1; (5)0.27×99+0.27 =(99+1)×0.27, =100×0.27, =27; (6)[(5.84-3.9)÷0.4+0.15]×0.92 =[4.85+0.15]×0.92, =5×0.92, =4.6. |
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