能简算的要简算.
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| (1)360÷18+32×15 =20+480 =500 (2)125×25×32 =(125×8)×(25×4) =1000×100 =100000 (3)560÷16 =560÷(4×4) =560÷4÷4 =140÷4 =35 (4)58×101-58 =58×(101-1) =58×100 =5800 (5)36×[450÷(54-24)] =36×[450÷30] =36×15 =540 (6)46×202 =46×(200+2) =46×200+46×2 =9200+92 =9292 |
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