小学五年级数学口算1000题.docx

文档介绍：6
1
+15X6=
+5X8=
+2X4=
+8=
+4+20X5=
+12+3+20=
7.(80+20+80)+4=
+(100-10X5)=0+4=
+7-29=
+40=
=
+4=
=
=
=
+2=
=
+4=
=
+5=
+9=
+8=
=
4
5
+4=
+6=
+80=
-80=
=
+80=
+16=
+24=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
+15X6=
+5X8=
+2X4=
+8=
+4+20X5=
+12+3+20=
+4=
-80=
+70=
-64+8=
+20=
-5X7=
+60+3=
+18+2=
-11X5=
+7-29=
+80=
=
=
=+25=+70=
=
-33X3=-1010=
=
=
=
+25=-2200=
+80=
=
-3X200=
+20+2=
-25+5=
+8-40=
+40=
6
5
7.(80+20+80)+4=
+(100-10X5)=
+40=
=
-25=
+45=
+14=
+24=
+14=
+13=
+15=
+24=
+25=
+16=
+21=
+14=
+13=
+15=
+24=
+17=
+15=
+16=
+26=
+17=
+40=
+20=
+4=
+40=
+4=
=
+2=
+4=
+5=
+8=
+4=
+6=
=
=
+80=
6
5
-80=
=
+80=
+16=
+24=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
X200 =
-
+15 =
=
=
+
X99 =
420 +35 =
25 X12 =
135 + =
17X40=
100-63=
+=
=
14-=
+=
=
+=
10-=
4+20=
6
5
3/4 + 1/4 = =
3/4 + 1/4 = =
8
7
=
+ 1