问题
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计算(能简算的要简算)99×8.4+0.84(37.62+20.76)÷0.0424.8×6.2÷12.43.75÷[0.03×(1.34-0.84)].
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计算,能简算的要简算10÷0.2÷2.564×4.5+3.6×451.25×3.2×0.814.5×1028.4÷0.21÷0.50.8×[(5-0.68)÷1.2].
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能简算的要用简便方法计算①3.28×0.46+6.72×0.46②9.73×2.8-4.73×2.8③1.35×6.2+5.79÷0.3④27.9+3.6×2.5÷0.48⑤0
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计算下面各题,能简算的要简算. 4.05-2.8-0.71.25×32×2.5[1-(12-14)]×2399.9×98+(0.8-35)×999.
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计算下面各题,能简算的要简算. 102×4.57.8×6.9+2.2×6.95.6×1.25.
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脱式计算,能简算的要简算3411+337+671147×2.8+52×2.8+2.837.6-4.87-1.1331-[0.5×(6-5.7)+18]9.3÷[24×(1-38)