分数加减法混合运算练习题50道

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分数加减法混合运算练习题（能简

算的要简算）

573811554

+ + +( - ) - + 8989599129323133 - - + - 255648

213231311

1-( + ) - - - -

532551535217113 - + + + 95914167

75117351171

-( - ) - - -( + ) 18189138818189312553 + - + +

447117

123321731

+ + -( - ) - + 455232684352511 -( - ) 2 - - 4751236

3532432

1 - + 1 - - - +

714555103133111 -( - ) + - 248246

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511751423

-( + ) - + -( + ) 62381263510519335 + - + - 7414468

6839312213

+ + -( + ) + + 7111113132653521145 +( - ) 5 - - 32499

887132321

-( - ) + - -( + ) 15151810855153325316 –( - ) +( + )

45942

15125155 + - + - + - 412331236121151211 +( - ) + - 36124356

54311134

+ - + 0.25+ + + 858515415719275 ＋ + 10－ - 15212112122 1.875－﹙0.25＋ ﹚

3

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