填一填.?
5.78元=________元________角________分????????
520厘米=________米????
2.6平方米=________平方分米????????????????
785平方厘米=________平方分米???
6.04吨=________吨________千克????????????????
355毫米=________分米???
1.08千克=________千克________克??????????????
4890千克=________吨?????
4.28米=________米________分米________厘米????
80.5角=________元.
网友回答
5 7 8 5.2 260 7.85 6 40 3.55 1 80 4.89 4 2 8 8.05
解析分析:(1)元换算成角,要乘它们之间的进率10,元换算成分,要乘它们之间的进率100,据此解答即可;
(2)把厘米化成米,用520除以进率100即可;
(3)把平方米化成平方分米,用2.6乘进率100即可;
(4)把平方厘米化成平方分米,用785除以进率100即可;
(5)单名数化成复名数,只要把小数部分0.04吨化成千克即可;
(6)把毫米化成分米,用355除以进率100即可;
(7)单名数化成复名数,只要把小数部分0.08千克化成克即可;
(8)把千克化成吨,用4890除以进率1000即可;
(9)米换算成分米,要乘它们之间的进率10,米换算成厘米,要乘它们之间的进率100,据此解答即可;
(10)把角化成元,用80.5除以进率10即可.
解答:5.78元=5元7角8分????????
520厘米=5.2米????
2.6平方米=260平方分米????????????????
785平方厘米=7.85平方分米???
6.04吨=6吨40千克????????????????
355毫米=3.55分米???
1.08千克=1千克 80克??????????????
4890千克=4.89吨?????
4.28米=4米2分米8厘米????
80.5角=8.05元
故