小学生寒暑假家庭作业数学简便运算练习题(每天50道简便运算题每题2分)加减法简便运算78–69+22–23
2.45+48+55+5258+42+37+63
4.35+49+51+655．128–89+62–11
6.49+123+51–237.100–51–49
8.98+23+73+29．289–38–51
10.78–45+22–5511.166+32–34+100
12.23+24+56+712.38+23+62+77
14.97–34-23+3015．87+23+12
0-3016.45+135–67–1317.234–45
–55+6618.76+23-102+319.88
+88–88–8820.28+23+45+328
8+88+1222.1000–66–66–6645–4
–8-2224.36+42+58+6425.89+11-10+90
26.78+45+22+5527.89+11-11-9
28.23+16-16+2729.89+11+52-11
30.21+89-10+5031.56+25+75+44
32.12+88+80-5033.63–33+70
34.52+62-4+3035.85+12+3-9036.1
4+78+8–37.63+21+6-100+9838.23+48+52+7
739.35+96+65+440.65+35+98-841.15
-85-15+8542.96+4+12+8843.78+55+
45+2244.96+45+4+5545.100-45+
98-5546.34+56-45–3547.15+
96+75+4-10048.45+85+70-10049.64
+56+80-15050.56+18+6-60 |
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