四年级下册800道口算题.docx

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1、0.3+1.5=2.5+9.8=7.6+1.3=4.4+5.7=2.3+7.7=5.7+3.17.69+2.319.16+2.645.68+12.2216.8+16.526.3+14.6+2.196.9+3.4+0.732.2+2.16.4+8.228.01+2.093.4+6.86.9+7.1+3.66.8-3.84.26-3.718.1+3.623.1+23.96.94-3.123.8+2.45.6-4.66+0.651.2-24.9+3.75.16-1.32+4.317.28-2.1417.3+18.726.5+3

2、3.554.6+94.212.4+84.123.6+65.498.5-25.8+0.37.2+1.7+0.10.11+0.282.03+0.675.42+2.3144.3+25.780.1+1.965.1+14.392.4+3.1762.1-5.56.18+4.120.5+0.632.91+0.340.19+0.014.13+3.24.7+3.76.94+3.125.6+6.415.3+0.7+1.2526.4+13.7-0.128.4-3.323.1+6+2.142+0.5+3.52.4+3.16+1.745.3+54

3、.721.6+37.423.5+61.417.63+2.13.6+1.4-3.59.6+2.48.9+1.17.3+2.46.25+2.528.71+1.296.5+3.4+1.3-0.154.8+69.26.3+1.4+5.28.46+2.5431.09+2.41-3.19.46-2.153.3-6.157.3+6.7-2.616.3+65.263.2+46.83.12+6.212.44+3.567.69+3.612.45+3.255.6+2.46.31+6.5-2.268.4-61.50.25+6.753.14+3.

4、16.31+20.152.3+12.72.19+0.310.88-2.125.34-69.212.14+2.126.61+3.446.28+3.1411.1+21.674.1+64.965.2+2.752.6+34.1-24.361.3+66.498.6-54.351.8+24.288.6-27.452.3+64.7-3.2512.75-3.64-5.3+1.5498.24+16.9315-2.246.84-5.73=0.97+6.13=5.03-2.90=4.9-0.85=2.13+6.89=1.72+3.6=17.2

5、—0.36=5.40-4.86=11.6-9.23=0.32+1.57=9.25+2.25=4.22+8.46=5.63+1.25=9.36-1.59=5.63-5.21=4.65-1.15=7.65-4.19=8.88-2.69=0.72＋0.91=0.83＋0.68=8.24＋3.76=4.12－3.8=14.3＋0.78=1.3＋8.56=0.8－0.55=4－0.04=1.2－0.03=3.5＋3.05=0.8－0.45=0.78＋2.2=5.2－0.08=3.25＋0.75=4.8-1.0=18.4-16.6=

6、4.5+3.3=20.1+0.1=13.9+4.6=16.5+4.3=11.5+6.9=7.4+2.6=9.2-7.0=19.8+0.3=18.0+2.2=20.4-8.8=5.4-0.8=16.6-3.1=10.4+6.2=2.5+15.7=6.1+5.1=14.0-1.4=17.0+2.5=1.3+16.3=6.1-2.2=19.1+1.6=14.8-2.6=16.3+3.2=9.2+4.0=15.3-13.7=17.6+0.2=2.6-2.4=20.7-17.3=15.7+0.7=4.7+9.4=12.1-11.2

7、=4.4+4.7=0.8-0.5=18.5-15.4=6.0+2.8=17.2-5.9=17.3+2.4=11.7+0.7=6.1+14.0=20.9+0.0=5.4+4.3=5.4-5.0=15.5+3.8=17.2-5.5=18.4-11.9=11.6-1.2=19.0+2.0=19.9+0.3=4.5+3.1=14.2-11.8=0.1-0.0=20.8-11.9=18.1+0.8=3.5+14.6=6.9+11.6=3.8-2.8=14.6-12.2=9.1+7.5=14.6+6.3=0．7＋0．9=3．25＋0

8、．75=14．6－0．4=10－0．1=14＋0．78=1－0．3=5－0．08=1．1－1=1．64＋2．35=8．34－6．22=12．6＋3．4=10－7．64=13．88－6．29=0．99＋1．1=100.2－2.28=13.6＋8.46=12．6＋7．43=138-89=5400÷54=200×34=55