如题所述
3.56ï¼4.54ï¼6.44ï¼5.46 5.03ï¼0.25ï¼1.75 4.86ï¼5.24ï¼1.86 8.13ï¼(1.87ï¼0.5) 23.7ï¼1.6ï¼3.7ï¼8.4 87.4ï¼(21.25ï¼17.4) ï¼8.75 14.6ï¼9.9 1.9ï¼1.99ï¼1.999 19.43ï¼(6.72ï¼1.43) 2.69ï¼1.35ï¼3.31ï¼2.65 17.28ï¼3.86ï¼6.14ï¼2.72 5.25ï¼3.76ï¼2.76ï¼4.75 4.5ï¼5.5ï¼4.5ï¼5.5 21.53ï¼(13.64ï¼8.47) 28.49ï¼1.1ï¼2.47ï¼6.43 7.34ï¼2.5ï¼2.66ï¼1.5 3.25ï¼1.79ï¼0.59ï¼1.75 3.79ï¼1.225ï¼(3.775ï¼6.21) 27.38ï¼5.34ï¼2.62ï¼4.66 äºã课åç»ä¹ 4.12ï¼8.59ï¼5.88ï¼1.41 12.87ï¼1.34ï¼2.66 21.53ï¼4.87ï¼2.53 15.21ï¼(4.79ï¼2.8) 12.19ï¼2.6ï¼2.19ï¼3.4 109.72ï¼(5.62ï¼9.72) 21.3ï¼19.9 39.6ï¼(18.31ï¼9.6) ï¼1.69 14.25ï¼2.45ï¼5.75ï¼3.55 24.51ï¼3.14ï¼6.86ï¼4.49 41.25ï¼5.87ï¼3.87ï¼4.65 11.5ï¼8.5ï¼11.5ï¼8.5 8.13ï¼(12.25ï¼11.87) 34.34ï¼2.1ï¼2.35ï¼5.55 81.67ï¼4.17ï¼4.33ï¼2.17 1.35ï¼12.87ï¼1.37ï¼8.65 15.51ï¼3.334ï¼(2.666ï¼4.49) 21.62ï¼4.35ï¼8.38ï¼5.65 å°æ°ä¹é¤æ³ç®ä¾¿è®¡ç®ä¸ã课å ç»ä¹ 0.125Ã3.69Ã8 (2.5ï¼0.25) Ã4 8.59Ã101 0.36Ã15.7ï¼0.36Ã13.7 5.64Ã1.28ï¼8.72Ã5.64 0.63Ã199 60÷48 7.73Ã0.5ï¼2.27÷2 4.37ï¼99Ã4.37 10.1Ã38.67ï¼3.867 9.9÷5.5 8.63Ã25ï¼0.063Ã250 9.3Ã10.1 3.99÷0.125÷8 0.99Ã0.81ï¼0.11Ã9Ã0.19 (5.23ï¼5.23ï¼5.23ï¼5.23) Ã25 0.25Ã1.25Ã0.67Ã32 2.49Ã3.8ï¼0.249Ã62 33.41÷4ï¼3.41Ã0.25 54.8ï¼0.3Ã0.3ï¼3.91 (6.4ï¼48) ÷0.8 15Ã9.7 2.5Ã(4ï¼8) Ã12.5 äºã课åç»ä¹ 0.25Ã8Ã2.12 ï¼12.5ï¼1.25ï¼Ã8 5.7Ã18.34ï¼57Ã0.834 3.87Ã4.12ï¼5.88Ã3.87 8.8÷5.5 3.25Ã199 5.64ï¼99Ã5.64 20.1Ã35.22ï¼3.522 5.2Ã20.1 3.7Ã1.63ï¼0.37Ã15.3 0.88Ã0.78ï¼0.11Ã0.22Ã0.8 2.5Ã(4.21ï¼4.21ï¼8.42) 1.25Ã1.86Ã32Ã0.25 4.34Ã0.25ï¼0.25Ã5.56ï¼0.025 (7.2ï¼54) ÷0.9 2.73Ã0.125ï¼7.27÷8 56.34÷2ï¼6.34Ã0.5 11.43÷0.8÷12.5 12Ã19.8 21.56ï¼0.4Ã0.4ï¼3.84 80÷32 7.56Ã101 1.25Ã2.5Ã(8ï¼4)
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第1个回答 2018-11-11
除4和乘0.25是一个意思,所以化繁为简就是先算33.41减3.41得30,再除4得7.5
第2个回答 2018-11-11
33.41÷4-3.41×0.25
=33.41x0.25-3.41x0.25
=(33.41-3.41)x0.25
=30x0.25
=7.5本回答被网友采纳
=33.41x0.25-3.41x0.25
=(33.41-3.41)x0.25
=30x0.25
=7.5本回答被网友采纳