4.93+4.75= 76.55+4.68= 31.1+4.5= 31.9+3.4=
3.45+4.6= 4.45+54.5= 3.83+5.55= 2.75+1.3=
39.4-2.75=
46.8-2.8=
43.3+6.3=
62.9+3=
39.8-9.9=
16.5+4=
80.1-66.91=
47.6-2.15= 64.4+8.67= 16.5+4= 9.20+8= 6.5＋7.9= 17×28= 61.9+6.2= 44.4+1.4= 8.55-7.6= 6.88＋7.9= 5.5-4.7= 21×32= 67.1-6.6= 1.7+9.66= 80.1+9= 23.45－12.6= 41= 5
67.3-1.26= 9-8.8= 15.5-6.6= 8.32+16= 12×
21×34= 22×14= 32×12= 41×21= 11×25= 43×12= 33×31.= 24×12=
238＋647= 412
783÷6= 12×63= 45×36= 59×64=
492÷7=
281÷6=
－298= 824÷4= 720÷98= 46= 65×31= 254÷5= 165÷4= ×3= 3= 26×39= 38×21= 37×82= 214÷3= 142÷7= ÷8= 65×84= 18= 43= 550÷7= 400÷6= 876÷3= 6
204 920 32× 76× 89× 39×
825÷25= 9864÷48= 900÷22= 57×307= 358÷25= 538÷33= 986÷29= 13320÷70=
786÷94=
4800÷600=
99007÷45=
602-394=
645－376=
650÷7=
53×21－682
689÷21= 2700÷300= 7403÷68= 46×22= －316= 93+618= 780÷9= 86－48）×86 783÷58= 986÷29= 57= 606-208= 18×78= 364÷（56÷8）368= 25×480= 562+865= 258+49 = 56×34= 856+72= －38×24 7
45× 864÷ 405 （ 264
57×307= 59×198= 504×32= 603×36=
45×368= 25×480= 450×78= 562+865=
750×40=
528+462= 952-653= 965+652 = 562
513×56= 432-85= 56+578 = 854-465=
222-15= 422+52= 424+536= 524-855=
156x56= 446x58 = 125+65 = 552+652=
123+665= 122-45 = 135-62 = 123+56=
452-125= 589-69 = 623+533= 958-652=
188×25=4800÷600= 2700÷300= ×56= 8