口算．24= + （填质数） 29= + （填合数）0+2= 3÷7= 3.6÷0.9= 0.5+= ++= 43=
直接写得数 1÷=÷10=××=×=÷= 6×=
直接写出得数=== 3×===== 8×==
直接写得数： 1÷=+0.5=÷8=（+）×36=×= 5﹣=÷80%= 4﹣1﹣0.4=
甲数是24，正好是乙数的，乙数是多少？
直接写出得数．=====×+=﹣=+=
= 3÷7= 3.6÷0.9= 0.5+
= 
+
+
= 43=
=
÷10=
×
×
=
×
=
÷
= 6×
=
=
=
= 3×
=
=
=
=
=
=
=
=
+0.5=
÷8=（
+
）×36=
×
= 5
﹣
=
÷80%= 4﹣1
﹣0.4=
，乙数是多少？
=
=
=
=
=
×
+
=
﹣
=
+
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