求100道小学4年级下小数加减法100道.最好是3步的

求100道小学4年级下小数加减法100道.最好是3步的
求100道小学4年级下小数加减法100道.
最好是3步的

求100道小学4年级下小数加减法100道.最好是3步的
0.7+0.9 4.7-0.5 0.56-0.46 1.2+0.8 1-0.4 0.39+0.15 7.7+0.6
3.6-0.8 4.8-3 5.7+0.2 3.6-1.6 7+2.3 8.02+15.28 108.5-35.05
25-16.07 0.3+1.5 2.5+9.8 7.6+1.3 4.4+5.7 2.3+7.7 5.7+3.1 7.69+2.31 9.16+2.64 5.68+12.22 16.8+16.5 26.3+14.6+2.1 96.9+3.4+0.7 32.2+2.1 6.4+8.2 28.01+2.09 3.4+6.8 6.9+7.1+3.6-2.4 6.8-3.8 4.26-3.71 8.1+3.6 23.1+23.9 17.3+18.7 6.94-3.12 3.8+2.4 5.6-4.66+0.6 51.2-24.9+3.7 5.16-1.32+4.31+7.28-2.14 26.5+33.5 54.6+94.2 12.4+84.1 23.6+65.4 98.5-25.8+0.3 7.2+1.7+0.1 0.11+0.28 2.03+0.67 5.42+2.31 44.3+25.7 80.1+1.9 65.1+14.3 92.4+3.17+62.1-5.5 6.18+4.12 0.5+0.63 2.91+0.34 0.19+0.01 4.13+3.2 4.7+3.7 6.94+3.12 5.6+6.4 15.3+0.7+1.25 26.4+13.7-0.1 28.4-3.32 3.1+6+2.1 42+0.5+3.5 2.4+3.16+1.7 45.3+54.7 21.6+37.4 23.5+61.4 17.63+2.1 3.6+1.4-3.5 9.6+2.4 8.9+1.1 7.3+2.4 6.25+2.52 8.71+1.29 6.5+3.4+1.3-0.1 54.8+69.2-15.4 6.3+1.4+5.2 8.46+2.54 31.09+2.41-3.1 9.46-2.15 3.3-6.15 7.3+6.7-2.6 16.3+65.2 63.2+46.8 3.12+6.21 2.44+3.56 7.69+3.61 2.45+3.25
5.6+2.4 6.31+6.5-2.2 68.4-61.5 0.25+6.75 3.14+3.1 6.31+20.1 52.3+12.7
2.19+0.31 0.88-2.12 5.34-69.21 2.14+2.15-2.24 6.61+3.44 6.28+3.14 11.1+21.6
74.1+64.9 65.2+2.7 52.6+34.1-24.3 61.3+66.4 98.6-54.3 51.8+24.2 88.6-27.4
52.3+64.7-3.25 12.75-3.64-5.3+1.54 98.24+16.93

6.5+3.4+1.3-0.1

10.5-5.4= 23.8-14.2= 10.9-9.1= 197.6-52= 52-8.4= 9.7-5.2= 7.2-1.2 9.6-2.2= ...

全部展开

10.5-5.4= 23.8-14.2= 10.9-9.1= 197.6-52= 52-8.4= 9.7-5.2= 7.2-1.2 9.6-2.2= 96-8.5= 4.5-4.2= 8.8-7.3= 4.5-4= 1964-321.2=、 56-13.9= 7.2-0.9= 886-456= 12.3-45.6

收起

444.4-55.55=?

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