能简算的要简算 30。8÷［14－(9。85＋1.07）］ = = = = ［60－（9。5＋28.9）］÷0。18 = = = = 2.881÷0.43－0。24×3。5 = = = = 20×［（2.44－1.8)÷0。4＋0.15］= = = = = 28—（3.4+1。25×2。4) = = = 2.55×7。1+2.45×7.1 = = = 777×9+111×3 = = = 0。8×〔15。5-（3。21+5.79）〕= = = （31。8+3。2×4）÷5 = = = = 31。5×4÷（6+3） = = = 0。64×25×7.8+2.2 = = = 2÷2.5+2.5÷2 = = = 194－64.8÷1。8×0。9 = = = 36。72÷4。25×9。9 = = = 5180－705×6 = = = 24÷2。4－2.5×0.8 = = = 1 (4121+2389)÷7 == 671×15—974 = = 469×12+1492 = = 405×（3213-3189) = = 3。416÷(0。016×35） = = 0。8×［(10－6。76)÷1。2］= = = 19.4×6.1×2。3 = = 5。67×0。2—0.62 = = 18。1×0.92+3。93 = = 0.043—0.24+0.875 = = 0。4×0.7×0.25 = = 0。75×102 +100—56.23 = = 0。78+5。436+1 = = 4。07×0。86+9。12。5 = = 30。8÷［14－（9.85＋1。07)] = = = ［60－(9。5＋28。9）]÷0。18 = = = 2。881÷0。43－0。24×3。5 = = = 20×［(2.44－1.8)÷0。4＋0。15] = = 28—(3。4+1。25×2。4） = = = 2.55×7.1+2.45×7。1 = = = 777×9+1111×3 = = 0。8×〔15。5—(3。21+5。79）〕2 = = （31.8+3。2×4）÷5 = = 31.5×4÷（6+3） = = 0。64×25×7.8+2.2 = = 2÷2。5+2。5÷2 = = 194－64.8÷1.8×0。9 = = 36.72÷4。25×9.9 = = 5180－705×6 = = 24÷2。4－2。5×0。8 = = （4121+2389）÷7 = = 671×15—974 469×12+1492 = = 405×(3213—3189） = = 3。416÷（0.016×35） = = 0。8×[（10－6。76）÷1.2］ = = = 19。4×6.1×2。3 5。67×0.2-0。62 = = = 18。1×0。92+3。93 = = = 0。4×0.7×0.25 = = 0.78+5。436+1 4。07×0.86+9。12。5 = 3 本文来源：https://www.wddqw.com/doc/75763765a75177232f60ddccda38376baf1fe038.html