第一类:加
65+73+135
357+288+143
272+68+28
129+235+171+165 17+145+23+35 999+99+9+3
for somethin6+7+8+102+103+104 9998+3+99+998+3+9
a 第二类:减
g400-256-44
517-53-47 284-159-41
nieb 545-167-145 478-47-178
344-ri(144+37)eht 第三类:乘
ni45×4×5 23s × 5×2
25×9×4
gnih(250×125)×(4×8)t l 88×125 72×125 125×64×25
lA d42×125×8×5 25×4×88×125
na emi第四类:乘t
(12+50)×40 125×(40-4) 76×103 18×125
doog258-42-16 236-(177+36)8×(125×13)
hing at are 25×44 42×25 99×9 99×78
99×32+32 46+46×59 167×2+167×3+167×5 39×8+6×39-39×4
28×225-2×225-6×225 (42+25)×125+(18+15)×125
23×2×4+25×4×2+27×1×8+25×8×1 99×22+33×34
480÷5÷48 240÷5÷12 420÷35 2400÷25
(6467-832)+(1832-1467) 1530+(592-530)-192
hing at a(2+4+6+……+98+100)-(1+3+5+……+97+99)
time and第七类:加减
323+189-123 248-86+48 672-36+64
All things第六类:除
360÷4÷9 250÷5÷2 600÷12÷5 800÷5÷8
in their being are good f第五类:乘
45×37+37×55 28×21+28×79 17×23-23×7 38×46+64×38
or somethin第八类:乘除
960×46÷48 99000÷121×11 3702×38÷1234
methin640÷(16÷4) 1000÷(125÷4)
第九类:加减乘除
(98+147)÷49 (230-23)÷23 1736÷28+1064÷28 125×(860+240÷12)nie700+612÷12×4 (37+15)×85+1360
b rieht ni s2005×20062006-2006×20052005
gniht llA dna emit os rof doo250-25)g÷25
era
hing at ag(hing at all things in their being ar time and Ae good for somethin
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