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6.8+0.1%6.8+0.1可以简算吗

6.8+0.1-6.8+0.1 =(6.8-6.8)+0.1+0.1 =0+0.2 =0.2

6.8+0.3一6.8+0.1 =(6.8-6.8)+(0.3+0.1) =0+0.4 =0.4

=6.8×(0.1+8.9+1) =6.8×10 =68 请点采纳谢谢

8.1×0.6+9.4 =4.86+9.4 =14.26 你好,本题已解答,如果满意 请点右下角“采纳答案”。

解: 6.8 x 0.1 + 0.5 x 68 + 0.049 x 680 = 68 x 0.01 + 68 x 0.5 + 68 x 0.49 = 68 x (0.01 + 0.5 + 0.49) = 68 x (0.5 + 0.5) = 68 x 1 = 68

0-1+8-6+7+0 =8+7-1-6+0+0 =8+6-6+0 =8+0 =8

1.1+0.6x=1.8-0.8 1.1+0.6x=1 0.6x=-0.1 x=-6分之1 你好,本题已解答,如果满意,请点右上角“采纳答案”,支持一下。

4.5x1.6+8.1÷0.18 =4.5x1.6+45 =45x(0.16+1) =45x1.16 =52.2

8+8+9=5,数圆圈就行 1+6+9,2个圆圈 3+4+6,1个圆圈 6+8+0,4个圆圈 8+8+9,5个圆圈

解: 8×4.6+35×0.8-6.1×8 =8×4.6+3.5×8-6.1×8 =8*(4.6+3.5-6.1) =8*2 =16

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