四年级下册全册数学口算题 下载本文

1.5+8.5= 5.4+8.2= 3.6+1.8= 3.3+7.9= 2.4+6.8= 8.1+7.9= 14.3+1.4= 9.2+1.3= 1.6+3.9= 1.8+7.4= 15.4+3.6= 0.4+1.6= 2.8+3.6= 3.6+4.7= 6.5+1.9= 0.6+0.7= 1.5+3.8= 6.2+9.9= 11.5+11.4= 0.8+3.4= 4.4+1.7= 0.8+2.3=

3.5+4.4= 15.7+0.3= 1.7+4= 7.2+1.5= 2.1+6.2= 5.6+2.3= 2.5+4.5= 3.8+0.5= 1.3+6.7= 0.6+2.5= 3.2+2.1= 3.6+4.2= 4.3+5.6= 2.4+4.0= 1.3+2.1= 2.8+3.5= 4.6+2.1= 1.7+4.5= 6.7+4.2= 1.6+8.0= 3.5+6.7= 8.9+9.4=

1.3+5= 3.2+2.1= 5.7+8.5= 0.8+5.4= 1.4+6.2= 2+3.3= 5.5+6.0= 5.2+4.8= 4.1+2.8= 3.2+3.3= 6.4+2.9= 3.4+1.6= 5.2+4.8= 8.1+2.1= 0.8+1.3= 1.2+1.6= 1.7+7.2= 6.8+9.1= 3.4+5.5= 0.8+5.1= 3.4+1.8= 1.1+3.5=

1

4.6+8.1= 4.5+1.2= 9.0+7.6= 1.9+3.4= 4.5+5.5= 5.6+5.4= 7.3+1.7= 0.9+3.5= 5.3+6.4= 4.6+7.8= 1.2+4.3= 4.2+2.1= 3.7+3.2= 1.4+2.4= 8.1+0.5= 0.3+3.2= 6.3+2.5= 4.6+1.4= 0.9+0.8= 0.5+0.3= 3.5+7.8= 1.1+12=

3.5+7.3= 9.8+4.5= 5.6+7.6= 3.4+1.9= 4.5+2.3= 0.9+0.6= 9.7+8.6= 8.6+4.3= 0.9+4= 2.6+3.5= 9.7-5.4= 8.2-6.8= 6.8-2.9= 3.9-0.8= 3.4-2.3= 8.4-5.1= 4.3-1.4= 6.2-3.2= 6.9-2.5= 3.1-0.2= 4.3-1.2= 3.7-1.7= 1.5-0.8= 4.3-2.1= 6.7-3.1= 7.1

2.1

6.9

5.1

8.3

5.7+8.4= 1.8+0.9= 5.8+9.8= 1.3+5.7= 8.9+4.5= 1.6+0.5= 4.5+7.5= 3.6+6.2= 6.5+6.1= 3.5+7.6= 7.5+7.1= 0.7+4.3= 5.1+0.5= 5.3+5.1= 7.8+2.4= 4.5+7.1= 4.1+7.2=

6.7+1.4= 6.3+6.2= 6.3+5.1= 8.9+0.3= 5.5+1.7= 8.7-3.5= 3.2-2.1= 8-3.2= 10.2-6.2= 6-0.4= 8.3-7= 4.7-4.3= 8.2-5.2= 2.6-0.8= 4.7-2.5= 8.4-0.6= 1-0.9=

8.8-3.2= 1.2-0.3= 2.2-0.6= 8.5-7.6= 8.4-6.2= 7.1-5.4= 3.8-0.2= 1.2-0.9= 5.3-3.2= 9.6-5.2= 5.3-2.7= 4.3-0.1= 70-0.5= 4.5-1.2= 7.3-4.1= 8.2-7.1= 5.7-3.7= 5.4-3.2= 3.5-1.3=

2

6.4-1.9= 12.3-4.5= 4.5-2.7= 4.2-0.1= 9.5-2.3= 8.9-5.4= 6.7-2.1= 5.2-0.9= 8.4-7.4= 6.3-4.1= 6.3-2.4= 9.8-5.4= 3.7-2.7= 7.9-0.1= 7.5-4 = 1.4-0.7= 2.3-1= 5.1-2 = 6.3-2.6= 6.7-2.9= 2.4-0.5= 2.6-0.5= 3.2-1.1= 6.1-3.0= 5.2-1.6= 4.3-2.3= 7.3-2.6= 8.6-5.3= 5.4-1.2= 7.4-2.4= 7.4-6.3= 8.6-3.6= 5.1-3.4= 3.5-3.4=

5.1

7.8

2.7

6.2

3.2

8.4

6.7

3.4

6.7

7.1

7.5

6.5

6.2

3.7

3.1

9.6

6.2-4.1= 7.5-3.7= 7.4-3.5= 5.3-5= 6.4-5.2= 8.3-5.1= 7.2-5.1= 5-2.3= 6.5-4.3= 7.1-4.3= 5.6-7.3= 5.1-0.8= 5.3-5.1= 5.1-5= 7.5-3.1= 5.4-1.2= 5.5-3.4= 7.3-2.3= 5.4-2.1= 7.3-5.2= 7.2-4.1= 7.3-1.6=

3.12+3.21= 4.12+1.23= 5.43+0.75= 8.21+5.12= 3.15+5.01= 4.52+6.80= 4.03+4.12= 4.75+0.80= 0.21+5.61= 7.06+5.63= 5.31+0.61= 8.02+0.80= 5.55+2.11= 4.09+2.01= 5.13+4.12= 4.60+0.08= 2.43+0.12= .23+7.01= 8.34+5.12= 7.23+9.01= 1.01+3.12= 3.54+0.01=

4.27+7.10= 4.01+4.15= 0.12+0.09= 0.14+0.23= 5.13+7.12= 4.14+3.02= 3.13+7.02= 8.31+0.31= 8.71+7.12= 6.41+6.21= 8.04+5.02= 6.03+5.02= 5.21+5.21= 6.03+2.31= 4.12+0.23= 2.13+4.12= 0.02+0.51= 0.54+2.01= 3.02+8.02= 8.03+2.10= 3.24+4.02= 8.23+2.21=

3

2.3+4.32= 3.12+4.23= 7.02+3.01= 4.23+6.34= 4.23+3.121= 4.53+5.23= 5.72+9.01= 3.24+6.12= 4.34+3.24= 6.43+4.43= 3.54+6.35= 6.23+6.24= 6.24+4.36= 5.63+5.24= 4.25+5.04= 0.03+2.90= 3.47+8.24= 5.32+6.15= 7.34+5.46= 3.45+6.14= 2.13+3.45= 3.23+4.12=