1、700= 35+63= 400-34= 8125=4610= 22+39= 91-23= 2050=130=20410= 10765= 27045=20134 329-186-1422635-2635 2425计算过关练习(3)56-20= 125= 99030= 59-56= 23+35=9113= 550 7619= 7515= 9006=76120= 20375= 19649=13254 38+175+6231535-21535 63045计算过关练习(4)110= 65-67= 39-24= 318= 4422=15+400= 59-15= 51 94-8= 5017=418= 178
2、03= 11452=565-(165+97) 502-77-231729+8329 18301计算过关练习(5)8= 14 650-28= 63021= 947=68 56 37+44= 8025= 185-16=计算过关练习(6)57+4= 105-18= 80050= 70600= 166-28= 100220= 24200= 98-79= 1090=56032= 60023= 48050=57198 4071017799+77 621-304计算过关练习(7)1470=120= 940=60300= 34020= 191-87= 60500= 379=27016= 90120= 9010
3、8=8499 125(8+20)2567-567 10324计算过关练习(8)23 22 3203= 4279= 1160=70480= 19857= 65457+302 294563045 125(4+8)计算过关练习(9)230 78+132= 780-109=16 48160=80317= 32263= 13120=6799+67 123-(96+23)(8+20) 9+99+999+3计算过关练习(10)40 30110= 4200 7400= 1330675= 24460= 28090=372+74+128+126 569-97648-199 45102-90计算过关练习(11)60
4、020= 29856 2530 73027 120203 540290 2425 2013 900112 208015026 = 10275 = 50068 = 738(49+338) 578+203 44 55554555 计算过关练习(12)30050 20041 423 2008= 9999 600 30400 63030 50100= 254 65040= 16275 = 40060 72045 48 99 3767327 4899+48 计算过关练习(13)30 = 1204 = 1622 = 4206 = 360-3606 = 50600 = 2130 = 157-49-57 = 40050 = 86+15 = 30718 16250 4256131327 6(275) (203) 43201计算过关练习(14)40020= 39850 4530 73067 20804540190 44 1258 959 85104= 23063= 40380= 287201 10245 21065 129(2957)计算过关练习(15)50= 350+650= 52+156+48= 7707= 560-70 = 10132-32= 12580= 9932+32= 2630= 245 = 18= 16250= 34125=36045 1383763 696943 4810148