问题
解答题
化简
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答案
(1)
=( =10:21; (2)5吨:25千克, =5000千克:25千克, =(5000÷25):(25÷25), =200:1; (3)0.36:1.2, =(0.36×50):(1.2×50), =18:60, =3:10. |
=(2×2):(0.5×2),
=4:1.
化简
|
(1)
=( =10:21; (2)5吨:25千克, =5000千克:25千克, =(5000÷25):(25÷25), =200:1; (3)0.36:1.2, =(0.36×50):(1.2×50), =18:60, =3:10. |
=(2×2):(0.5×2),
=4:1.