小学六年级数学简便运算练习题

12.06+5.07+2.94 30.34+9.76-10.34

33×3÷×3 25×7×4 88

34÷4÷1.7

102×7.3÷5.1 15-

7913-59 ,

a+b+c=a+ (b + c ), a-b+c=a –(b-c), 933-15.7-4.3

1.25÷23×0.8 173+4717-737 a+b-c=a +(b-c), a-b-c= a-( b +c);

41.06-19.72-20.28

7-3+ 8+2- 233455588

112+72+33355

a×b×c=a×(b×c), a÷b×c=a÷(b÷c),

700÷14÷5

1.96÷0.5÷4

171713×19÷19 a+ (b + c )= a+b+c 799a×b÷c=a×(b÷c), a÷b÷c=a÷(b×c) 18.6÷2.5÷0.4 1.06×2.5×4 1313 29÷27×27

a +(b-c)= a+b-c

,

a –(b-c)= a-b+c a-( b +c)= a-b-c; 19.68-(2.68+2.97) 5.68+(5.39+4.32)

19.68-(2.97+9.68) 7252+(-)

56-(3178-7)

a×(b×c) = a×b×c, a÷(b×c) = a÷b÷c , 1.25×( 8 ÷0.5)

1.25×( 213×0.8)24×(1112-38-16+13) 0.92×1.41+0.92×8.59 171817 a×(b÷c) = a×b÷c, a÷(b÷c) = a÷b×c, 0.25×( 4 × 1.2)

9.3÷(4÷10093) 0.74÷(71×74100)(12+27) ×7 (731955-20)×38

165×713-375×13

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