直接写得数
0.1÷0.01= 9600÷800= （
+
）×12= 
×8+8×
= 390×0.02=
0.77+0.33= 25+5﹣25+5= 400÷25÷8= 125×8×0= 5﹣1.4﹣1.6=
直接写得数
0.1÷0.01= 9600÷800= （+）×12= ×8+8×= 390×0.02=
0.77+0.33= 25+5﹣25+5= 400÷25÷8= 125×8×0= 5﹣1.4﹣1.6=
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千克放入乙袋中．两袋的重量刚好相等．原来甲袋比乙袋重多少千克？
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