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Fifth grade, the second volume of mathematics, Beijing Normal University Edition, 20 calculation problems, 10 liberation process and 10 application problems, fractional mixed operation.
1)7.9 1×3+3×2. 19 8.67-5.8 + 1.33 853- 147-253

2)54×23+77×54 420÷28 1600-(720+650÷ 13)

3)( 103- 14 1÷47)×5 7200÷25÷4 8×(40+20)

4)42÷(90÷30) 18÷(24÷4) 10.5- 1.5-3.5

5) 145+78+255 125×32 656- 164-36

6)6.84+0.6+ 1.4+5. 16 54.25-2. 14-7.86 4.8+0.2-4.8+0.2

7)( 148- 1 1 1÷37)×9 127+885÷59×7 2.45+3.8+0.55

8)(2296+7344÷36)×2.4 1÷0.45÷0.9-7/8 0.36×[(2+3.8)÷0.04]

9)68×35-408÷24 47.5-(0.6+6.4÷0.32) 44.08-44.08÷5.8

10)(309× 17+375)÷84 3.35×6.4×2+6.7×3.6

1 1)3060÷ 15-2.5× 1.04 75 ×23 + 14 15 ÷ 19 0. 16+4÷(38 - 18 )

12)37 -[ 195 -( 145 +47 )] 35 ÷ [( 15 + 13 )÷29 ]

13)6÷35 -35 ÷6 ( 10000-0. 16× 1900)÷96 38 ×[89 ÷( 56 -34 )]

14) 168. 1÷(4.3×2-0.4) 306× 15 –2080 100-9 1 ÷ 13

15)( 100-9 1)÷ 13 7.73-2.3÷0.5×0.8

16) 1025-4050÷54 ( 100- 19)÷( 1.63+ 1.07)

17)498+9870÷35 420.5 - 294÷2.8×2.

18)82× 15— 100 5400-2940÷28×27 (20.2×0.4+7.88)÷4.2

19)2 1.6-0.8×4÷0.8 (9+92+93)×0.0 1 13.5×[ 1.5×( 1.07+ 1.93)]

20) 1498+ 1068÷89 4.2÷ 1.5-0.36 0.54× 1.75+8.25×0.54

2 1)78 ×〔67 -( 12 1 +37 ) (80-9.8)×0.6-2. 1

22) 17/32 – 3/4 × 9/24

23)3 × 2/9 + 1/3

24)5/7 × 3/25 + 3/7

25)3/ 14 ×× 2/3 + 1/6

26) 1/5 × 2/3 + 5/6

27)9/22 + 1/ 1 1 ÷ 1/2

28)5/3 × 1 1/5 + 4/3

29)45 × 2/3 + 1/3 × 15

30)7/ 19 + 12/ 19 × 5/6

3 1) 1/4 + 3/4 ÷ 2/3

32)8/7 × 2 1/ 16 + 1/2

33) 10 1 × 1/5 – 1/5 × 2 1

34)50+ 160÷40

35) 120- 144÷ 18+35

(0.5+x)+x=9.8÷2

2(X+X+0.5)=9.8

25000+x=6x

3200=450+5X+X

X-0.8X=6

12x-8x=4.8

7.5*2X= 15

1.2x=8 1.6

x+5.6=9.4

x-0.7x=3.6

9 1÷x = 1.3

X+8.3= 10.7

15x =3

3x-8= 16

7(x-2)=2x+3

3x+9=27

18(x-2)=270

12x=300-4x

7x+5.3=7.4

3x÷5=4.8

30 \x+25 = 85

1.4×8-2x=6

6x- 12.8×3=0.06

4 10-3x= 170

3(x+0.5)=2 1

0.5x+8=43

6x-3x= 18

1.5x+ 18=3x

5×3-x÷2=8

0.273÷x=0.35

1.8x=0.972

x÷0.756=90

9x-40=5

x÷5+9=2 1

48-27+5x=3 1

10.5+x+2 1=56

x+2x+ 18=78

(200-x)÷5=30

(x- 140)÷70=4