`6m^2 115mm^2 = 6 xx 10000 + 115 : 100= 60001.15 cm^2`
`17m^2 9 cm^2 = 17 xx 100 + 9 : 100 = 1700,09 dm^2`
`4,24 tạ = 4,24 xx 100 = 424kg`
`1 2/3 giờ =5/3 giờ = 5/3 xx 60=100 phút
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`1` tạ ` = 100kg`
`1` giờ ` = 60` phút
`1m^2 = 100dm^2 = 10000cm^2`
\(60001,15 cm^2\)
\(1700,09dm^2\)
\(424kg\)
\(100phút\)
\(6m^2115mm^2=...cm^2\)
\(\Rightarrow6m^2=6\times10000=60000cm^2\)
\(\Rightarrow115mm^2=115:100=1,15cm^2\)
\(\Rightarrow60000+1,15=60001,15cm^2\)
\(17m^29cm^2=...dm^2\)
\(\Rightarrow17m^2=17\times100=1700dm^2\)
\(\Rightarrow9cm^2=9:100=0,09dm^2\)
\(\Rightarrow1700+0,09=1700,09\)
\(4,24\) tạ \(=...kg\)
\(\Rightarrow4,24=4,24\times100=424kg\)
\(1\dfrac{2}{3}h=...phút\)
=> 1 giờ = 60 phút.
\(\Rightarrow\dfrac{5}{3}h=\dfrac{5}{3}\times60=\dfrac{300}{3}=100\) phút
