5.3×6.3+2.3=
4.4×7.3+5.3=
4×8.8+1.5=
4.1×0.8-0.2=
9.9×1.4+0.6=
6.4×2.4+3.6=
12.48-4×9.7=
9.8×1.3-0.3=
四年级小数脱式计算 10道
小数加减法:
1.8+3.9=
3.7+8.4=
5.6+1.4=
2.9+4.5=
2.8+4.7=
脱式计算:
4.6+2.7-3.1
=
=
31.7+2.3+4.9
=
=
28.1-3.9+1.6
=
=
36.6-2.4-1.9
=
=
3.4+1.6+2.9
=
=
简便计算:
(9.6+10.4)+1.1
=
=
10+9.6+10+0.4
=
=
9.4+10.6-10
=
=
1.4+1.4+2.2
=
=
56.8+43.2-10
=
=
四年级小数加减脱式计算10道
23.5+14.8+36.5
=23.5+36.5+14.8
=60+14.8
=74.8
19.4+30.6+45.62
=50+45.62
=95.62
33.5+24.9+51.3
=58.4+51.3
=109.7
39.7×2.8+3.97×72
=3.97×10×2.8+3.97×72
=3.97×28+3.97×72
=3.97×（28+72）
=3.97×100
=397
32×1.2×52
=38.4×52
=1996.8
1.2×2+2.8×2
=1.2+2.8×2
=4×2
=8
2.5×2-1.5×2
=[2.5-1.5]×2
=1×2
=2
25×1/4+25×0.25
1.999-1+0.001
99×0.365+0.365
2.5-2.3=0.2
8.6+5.9=14.4
12.4+3.7=16.1
18.7-4.9=13.8
5.1-6.3=-0.8
9.6-5.8=3.8
7.4+5.6=13
58.3-69.7=-11.4
15.2-3.9=11.3
5.9+4.6=10.5
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本文概览：5.3×6.3+2.3= 4.4×7.3+5.3= 4×8.8+1.5=...
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