问题
填空题
算一算.
△+△+△=60,□×△=100,●÷□=9,●=______△=______□=______.
答案
△+△+△=60
3△=60,
△=20;
□×△=100
□×20=100,
□=5;
●÷□=9
●÷5=9,
●=45;
故答案为:45,20,5.
算一算.
△+△+△=60,□×△=100,●÷□=9,●=______△=______□=______.
△+△+△=60
3△=60,
△=20;
□×△=100
□×20=100,
□=5;
●÷□=9
●÷5=9,
●=45;
故答案为:45,20,5.