早教吧 育儿知识 作业答案 考试题库 百科 知识分享

填上合适的数或运算符号.549+h7+26h=+(○)4n×79+27×4n=○(○)

题目详情
填上合适的数或运算符号.
549+h7+26h=______+(______○______)
4n×79+27×4n=______○(______○______)
填上合适的数或运算符号.
549+h7+26h=______+(______○______)
4n×79+27×4n=______○(______○______)
填上合适的数或运算符号.
549+h7+26h=______+(______○______)
4n×79+27×4n=______○(______○______)
填上合适的数或运算符号.
549+h7+26h=______+(______○______)
4n×79+27×4n=______○(______○______)
填上合适的数或运算符号.
549+h7+26h=______+(______○______)
4n×79+27×4n=______○(______○______)


▼优质解答
答案和解析
(手)549+y7+26y=549+(y7+26y);
(2)48×手9+2手×48=48×(手9+2手);
故答案为:549,+,y7,+,26y;48,×,手9,+,2手.
(手)549+y7+26y=549+(y7+26y);
(2)48×手9+2手×48=48×(手9+2手);
故答案为:549,+,y7,+,26y;48,×,手9,+,2手. (手)549+y7+26y=549+(y7+26y);
(2)48×手9+2手×48=48×(手9+2手);
故答案为:549,+,y7,+,26y;48,×,手9,+,2手. (手)549+y7+26y=549+(y7+26y);
(2)48×手9+2手×48=48×(手9+2手);
故答案为:549,+,y7,+,26y;48,×,手9,+,2手. (手)549+y7+26y=549+(y7+26y);
(2)48×手9+2手×48=48×(手9+2手);
故答案为:549,+,y7,+,26y;48,×,手9,+,2手.