77-56= 50+550= 430-80= 63÷9= 110-89= 1300-600= 68÷8= 64÷9= 3000+700= 9×6= 1000-700= 200-65= 640-640= 0×89= 83-38= 28+68= 290-60= 380+50= 85-36= 95-28= 35÷5= 73-63= 44+26= 90-19= 72+28= 44÷6= (83-83)÷9= 4800-4000= 89-23-15= 372+28+199= 8×4-20= 45+5×9= 2×(83-74)= 36÷(72-68)= 47-18÷6= (63-21)÷7= 28+49÷7= (74-74)+19= 100×(100-99)= 96-6×8= 35+(27+18)= 240-8×5= 48÷8×5= 72÷(300-292)= 800-(125+318)= 708-89= 312-187+288= ( )-290=510 320+( )=640
( )+490=560 480-( )=290 360-( )=250 ( )-29=55 ( )-140=520+90 32÷8=70-( ) 三、巧算。20分
400-97= 700-507= 303+219= 108+198= 432+186-132= 999+99+9= 659-66-34= 365-198= 837-(37+46)= 47+69+53+331= 485+46+154= 318+997= 673+162+327= 705-(395+205)= 3660-398-402= 357+98-398= 873-378-473= 7×8+8×2+8= 267+79-167+121= 1+2+3+4+……+9+10=
7×5+33= 16+8×7= 35+18÷6= 10+9×2=
91-8÷8= 4÷4+53= 87-64÷8= 4÷4+53=
4×5+59= 81-28÷7= 6×2+60= 55-24÷6=
1+3×1= 82+2÷2= 28-6×4= 31+1×2=
第 21 页 共 69 页
24÷8+9= 8×2+34= 36÷6+61= 81-12÷2= 9×5-36= 95-1÷1= 5×4+62= 70-1×3= 63-6÷2= 23-3×7= 20-18÷3= 47-4×3= 4÷4+33= 71-7×3= 29-10÷2= 58-48÷6= 56÷8+6= 25-9÷3= 66-6×1= 35+1×1= 6×5+37= 25÷5+36= 4×8-5= 70-5×9= 48÷8+7=
25+36÷6= 19+2084-48÷6= 44-187÷1+6= 80+2×8= 19-48÷8= 8×5+29= 5×9+38= 9÷9+76= 21-8÷2= 30÷5+55= 51-6÷3= 27-72÷9= 28+42÷6= 75+1×5= 66-4×7= 37-12÷4= 2+8×1= 71+27÷9= 27÷3+6= 12÷4+18= 6×8—42 24-6×3 9×3-8= 6+2×8= 8×9-21= 10-8÷2= 54÷6+33=
8×5-7=
÷4= 42÷7+20= 68-54÷3= 48+35÷5= 54-49第 22 页 共 69 页
37+4÷2= 4×9+21= 7×2+3= 69-7÷1= 18÷6+50= 57-3×6= 19+9÷9= 46+4×4= 8÷4+48 8×9+21= 15÷5+8= 7+3×8= 11-40÷8=
÷9=
÷7=
70-81÷9= 83-27÷3= 4+4×2= 42÷6×7=
70-8×3= 81÷9×9= 34-72÷8= 43+28÷7=
66-12÷6= 44-56÷8= 51+7×5= 52-14÷2=
8×3÷1= 63-452+4×5= 52+475-45÷5= 65+2016÷4÷2= 35-2848÷6+34= 3684-5×6= 59+6×5= 24+320÷5×7= 772÷9×6= 3630÷6×8= 2544-5×8= 1524÷4×7= 12×9= 21×9= 49÷4= 28+16÷4= 57-32÷4×8= 40×9+21= 3×8= 7×5+30= 18÷4×7= 72-5÷5×9= 54÷3×6= 80-3÷6×8= 15÷3×6= 48÷7×6= 4÷4= 45÷8= 26+36÷5×3= 42+3×4+18= 50-4×5-29= 3÷9×6= 27×8= 25+3÷6×3= 49×7= 25+6÷3×9= 6第 23 页 共 69 页
÷6×5=
÷4×25=
÷9+28=
÷4=
×9=
×7=
×4+48=
÷3×5=
×7=
÷7×8=
×9=
×9÷6=
30÷6×9= 12÷4×9= 33-25÷5= 36÷4×8=
68-54÷6= 27÷9×7= 36÷6×7= 28÷4×8=
32÷8×7= 27÷3×6= 4×5+29= 24÷3×6=
14÷7×6= 54+2864÷8×5= 3047-9÷3= 2545÷9×8= 744-18÷3= 8218+( )= 39 556÷( )=8 496×( )=42 3254÷( )=6 7254÷( )=6 64-( )×9= 54 ÷4= 12÷6×7= 63÷5×4= 54÷6×9= 36+25÷5= 71-56÷7= 56×7+45= 48÷8×9= 57-48÷8= 74-16÷4= 63×( )=40 48÷( )=8 45-( )=32 63÷( )=9 35÷( )=4 18+( )=66 27÷( )=83 7-( )= 14 ( )=8 3×( )= 27 23( )÷4= 6( )+63=78(第 24 页 共 69 页
÷7×6=
÷6÷2=
÷8×7=
+36÷6=
÷( )=7
÷( )=5
÷( )=5
÷( )=3
( )+44=60
+( )=41( )÷6=5
)×4=32 35÷( )
= 59×( )=63 ( )÷8= 7 28+( )=4 3( )×5=35
( )+4= 49 ( )÷5=6
( )÷9=7 ( )÷8=8 ( )+16=5 2( )÷5= 9 27
÷( )= 3 ( )+23=56 ( )+35= 44 ( )+71= 88 ( )
+33=67 ( )÷8=5 21+( )= 64 36+( )=54( )+18=79 ( )
+24=72 41-( )=29 44-( )= 9 ( )+16= 72 ( )+32=51
35÷( )= 5 56÷( )=8
8×( )=48 ( )+56=68 54÷( )= 7 61-( )=44
( )×3=24 8÷( )=6 32÷( )= 8 80-( )=19
( )×6=30 42÷( )= 6 35-( )=6 28÷( )=7
( )×8=48 21÷( )=73 6÷( )= 9 18÷( )= 2
63÷( )=7 ( )×6=54 ( )×9=81 46+( )=77
65+( )=100 54÷( )= 9 55-( )=39 ( )+46= 72
( )÷3= 8 ( )÷9=7 ( )+32= 100 800-280=
330+60= 540÷6= 400÷8= ( )×4=20 610-130=
第 25 页 共 69 页