а)56дм-(2м-40см):2=56дм-(20дм-4дм):2=56дм-16дм:2=56дм-8дм=48дм.
б)(60дм+3м-100см):4=(6м+3м-1м):4=8м:4=2м.
а)56дм-(2м-40 см):2=560 см-(200см-40см):2=560см-160см:2=560см-80см=480см=48дм
б)(60дм+3м-100см):4=(600см+300см-100см):4=800см:4=200см=2м
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а)56дм-(2м-40см):2=56дм-(20дм-4дм):2=56дм-16дм:2=56дм-8дм=48дм.
б)(60дм+3м-100см):4=(6м+3м-1м):4=8м:4=2м.
Verified answer
а)56дм-(2м-40 см):2=560 см-(200см-40см):2=560см-160см:2=560см-80см=480см=48дм
б)(60дм+3м-100см):4=(600см+300см-100см):4=800см:4=200см=2м