问题
填空题
如果x÷3=0.18,那么x+1.56=______;(x÷3)×9=______.
答案
x÷3=0.18,
x÷3×3=0.18×3,
x=0.54;
x+1.56,
=0.54+1.56,
=2.1;
(x÷3)×9,
=0.18×9,
=1.62;
故答案为:2.1,1.62.
如果x÷3=0.18,那么x+1.56=______;(x÷3)×9=______.
x÷3=0.18,
x÷3×3=0.18×3,
x=0.54;
x+1.56,
=0.54+1.56,
=2.1;
(x÷3)×9,
=0.18×9,
=1.62;
故答案为:2.1,1.62.