六年级数学上册口算题
1、口算
32×3=ﻩ 60×3= ﻩ 18×10=ﻩ ×100= ﻩ6÷100= 49×2=ﻩ 12×7= 24×100= 3.136×100=÷100= 43×4=ﻩ 72×5=ﻩ 2.67×10=ﻩ36.7÷10= 1.356÷100= 32×4= 82×5=ﻩ 0.136×100=ﻩ ÷100=ﻩ ÷10=
2、计算 ﻩﻩﻩ
14×9=ﻩ ×2=ﻩ ×200=ﻩ 23×=ﻩ ×3= 17×8=ﻩ5×=ﻩ
×40=×80=ﻩ0.6×7= 20×4=ﻩ ×4=ﻩ 100×5.176= ﻩ3.5×2 ×5= 42×3=×0= ﻩ3×6.2= ﻩ0.25×40=×20= 1.2×3=ﻩ
×40= 2. 4×10=ﻩ4×0.05=ﻩ3.5×2= ×4= 0.37×4= ×40= 10×=×6= ×7=×4= 2×= ×4=ﻩ3.8×5=
3.7×3=ﻩ 0.6×8=ﻩ3×=×7=ﻩ8.7×9=
×= ×=ﻩ0.1×=ﻩ 68.59×=×0.2=
×= ×=ﻩ ×=×= ×=
×3=ﻩ ×= ×=ﻩ2.71×= ×46.78=
3、估算它们的结果 ﻩﻩ
0.31×3≈ ﻩ1.2×≈ ×12.1≈ ×2.01≈ ×≈ ×12≈ ×≈ ﻩ ×6≈ ﻩ9.2×≈ ﻩ30×
≈
×≈ ×≈ﻩ 0.103×≈ﻩ ×≈ﻩ103×≈
4、计算ﻩﻩﻩ
×=ﻩ4.8×8=ﻩ2.14×2=×0.8=×2×= 4××= ﻩ7×0.7×0= ××0.3= 8.6 + ×5 = ×8= ×17=×5=ﻩ0.59×2=ﻩ3××7= 9.7×= ×= ×4=×8=ﻩ 5×4×0.5=
×= ﻩ0.08×10= ×0.9= ×7=ﻩ 8×0.2×5=
×× = ×+×5.48 (-)×2.64 =
5、计算
9.4×0.3= +=×2=ﻩ0.5×8.1=×=
×0.9= -= ﻩ0.06×1.9=ﻩ0.14×7=×70=
0.8×5=ﻩ +=×=×=ﻩ0.8×9.7=
×5=ﻩ 0.98-=ﻩ90×=ﻩ0.2×7.5=ﻩ0.04×2.5=
6、计算 ﻩﻩﻩﻩﻩﻩﻩﻩ
×=ﻩ 43×= 0.15×7=ﻩ ×0.7=ﻩ 0.6×= ×= ﻩ8.3×5=
×1.5=ﻩ3.6×0.2=ﻩ ×0.3= 4.8×=ﻩ ×0.3=ﻩ 0.3×20=ﻩ 65×= ×= 1.2×= ×4= ﻩ0.8×6.1=ﻩ 6.5×50= ×3.5=
7、计算 ﻩﻩﻩ
-3.2= ×= ×0.8=×200=×0.4= += ×500=ﻩ ×=ﻩ 2.6×3=ﻩ30×= ×0.7 3.1×0.7=××=ﻩﻩ
8、计算
×=ﻩ 3.5×0.2= ×=ﻩ ×3=×= ×4= ﻩ ×0.6=×100= ﻩ30×2.3=×2= 20×3.5+= ﻩ1.4+3.6×8=
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