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数学
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计算:12.34×56.78+876.6×5.678=______.
人气:183 ℃ 时间:2019-11-12 23:14:04
解答
12.34×56.78+876.6×5.678,
=123.4×5.678+876.6×5.678,
=(123.4+876.6)×5.678,
=1000×5.678,
=5678.
故答案为:5678.
推荐
计算123+234+345+456+567+678+789/12.3+23.4+34.5+45.6+56.7+67.8+78.9
1-0.12+2分之1-0.34+3分之1-0.56+5分之1-0.78=?用简算
计算:12.34+23.45+34.56+45.67+56.78+67.89+78.91+89.12+91.23.
1+2又6分之1+3又12分之1+4又20分之1+5又30分之1+6又42分之1+7又56分之1+8又78分之1+9又90分之1简算
计算:12.34+23.45+34.56+45.67+56.78+67.89+78.91+89.12+91.23.
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