还剩10页未读，继续阅读
本资源只提供10页预览，全部文档请下载后查看！喜欢就下载吧，查找使用更方便
文本内容:
小升初专题训练一:小数、分数的简便运算3331X43-31+58X31-x
3.4+
0.375x6-8541156X78+13X83+27X78+83X92—x
7.45+
2.8x2——52042324+1—+76x—535199+99X
997.63X
9.9+
0.
7633.74X
5.8+
62.6X
0.581+3+5+7+・・・+1005--—x3322331007+1009+1011+…+2011工+工+工2x5x7x—+—x23+25-712576971x2007x20082007200855453-x
0.25+
0.35x3-+5-+3-x
0.
433310.375x4——+
15.625x
37.5%7-x
8.4+69x2—884101252011127x201lx1262012275+326x274cr136c201cc6827x--------I-I36x---------i-l80x275x326-51137137137333x333+999x88916x
76.1+41x
7.61+201x
2.39典型类型直接乘法分派律的直接应用、、积不变、拆分、“互换”“XI”“±1型例、57157—X2001----r130—441997601—J-1—巩固练习碇1997x551yszo例、22023X
97.75+4010X
23201023201123201112320101317.6x
2011.4+201L4+
12.5x
2.45--[
0.13x-+l-400x-]2429992+1999573+697x57236368x1111+9999x8---------------------------1---------573x697-1247272972010x
0.
31.299—------------------1---------49X2012x
0.52012982234”12“114—x
7.75+——
3.375+
9.25x3-一x2133-F16x—7i7—13x—
92781416.25+
1.7+
0.75+
1.745竺xL—4x2009x20102009201027727一315…u
30.29x
0.375x F37121F+8x—
19.2+13—x
6.25+
40.8+26—x6-8373737191941488674-25,37939x——+148x+48x——51——F71—；-----F91——1491491491001x5—+198-198^+1-^
131992000.75x
2.5+[1-328+328x
2.5]+L26—x
5.43+
4.57-------—1--------x
1.4494x
56.87+94x
43.48+60x
10.035425246」+W+16159915323312二―-------------x2011x201215x—+
17.7+1——
0.75X—20112012104323八…匚
51.4”1414F3—x3---1---+
3.4x——+——x
5.76-
0.213x—+-----------x
6.375111711191919190—x
67.8+
54.3-l-—221x9%
1.56x
6.8+
2.4x
1.56+
9.2x
0.44109915”6“111576x----------+23x-----1---—53x----------—x79----F50x—I—x—2353537623769179917…166…61610c
1902111224.75x-----F15—x-----F
4.75x-----1-15—x—-----1-x7H—x—-------V-21141111411132251356313—+86—x
0.25+
0.625x86—+
个人认证
优秀文档
获得点赞 0
