小学数学计算练习题提升计算能力四年级下学期口算练习题21每周一练

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小学数学计算练习 四年级下学期口算练习 2023/02/10 班级:       姓名:       情况: 25.5×83.8= 22×5.6= 58.5÷4.5= 81.5×26.5= 4.5×48.5= 26.5×70.5= 48.5×92.5= 70.6×14.4= 91.4+36.4= 14.4+58.4= 37.4+81.4= 59.4+4.4= 81.4+26.5= 4.5+48.5= 26.5+70.3= 48.3+92.3= 70.3+15.3= 92.3+37.3= 16.4+60.4= 38.4+82.4= 60.4+5.4= 82.4+27.4= 5.2+49.2= 26.5×68.7= 46÷2= 24.1+68.9= 46.9+90.9= 69.9+14.9= 91.9+36.9= 14.9+58.9= 36+80= 58+3= 80+25= 3.8+47.8= 25.8+69.8= 48.8+92.8= 70.9+15.9= 49.5÷5.5= 71.5-27.5= 93.5-49.5= 71.6-16.6= 93.6-39.6= 61.6-17.6= 83.4-39.6= 61.4-6.4= 83.4-28.5= 5.5×49.5= 27.5×71.5= 49.5×93.5= 72.5×17.5= 94.5×39.3= 17.4×61.4= 39.4×83.4= 61.4×6.4= 83.4×28.4= 6.4×50.4= 28.4×72.4= 51.5×95.5= 73.3×18.3= 95.3×40.3= 18.3×62.3= 40.3×84.3= 62.3×7.4= 83.4+28.4= 6.4+50.4= 51.2×73.2= 51.2+95.2= 73.2+18.2= 95.3+40.3= 18.3+62.3= 40.3+84.3= 62.3+7.3= 84.1+29.1= 8.1+52.1= 30.2+74.2= 52.2+96.2= 74.2+19.2= 96.2+41.2= 19.2+63.2= 41+85.1= 48÷4= 26×70= 49×93= 71×16= 93×38.8= 16.9×60.9= 38.9×82.9= 60.9×5.9= 82.9×27.9= 47.2-4.2= 17.9+50= 5+49= 27.8+71.8= 49.8+93.8= 71.8+16.8= 93.8+38.8= 16.9+60.9= 38.9+82.9= 61.9+6.9= 83.7+28.7= 6.7+50.7= 28.7+72.7= 50.8+94.8= 72.8+17.8= 94.8+39.8= 17.8+62.8= 40.6+84.6= 62.6+7.6= 12.8+61.7= 64.4÷9.2= 85.3×30.3= 8.3×52.3= 30.3×75.3= 53.3×97.3= 75.3×20.3= 97.4×42.4= 20.4×64.2= 42.2×86.2= 64.2×9.2= 86.2×31.2= 10.2×54.2= 32.3×76.3= 54.3×98.3= 76.3×21.3= 98.1×43.1= 21.1×65.1= 43.1×87.1= 93.1×43.2= 10.2+54.2= 32.2+76.2= 54+98= 76.1+21.1= 98.1+43.1= 21.1+65.1= 43.1+87.1= 66.1+11.1= 88.1+33.1= 11+55= 33+77= 55+99= 77+22= 99+44= 22+66= 44.1+88.1= 55÷11= 71.5-16.5= 93.6-38.6= 60.6-16.6= 83.6-39.6= 83.4-28.4=
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