文档介绍：93+30=
620+20=
140+30=
150+20=
565+ 80=
312+60=
364+ 70=
352+ 50=
84+21 =
169+23=
1324 + 81 =
1245+71 =
140+26=
296+16=
2305+ 56=
2108 + 26=
2276+ 36=
2308 + 46=
576+18=
2312 + 24=
2414 + 23=
2288+ 18=
2665 + 25=
816+51 =
32134 + 24=
3396+ 12= 952+ 28= 43276+ 84=
30+ 10=
60 + 30= 80 + 40= 240 +60= 210 + 70=
300+50=
270+ 90= 630+ 70= 320+ 40= 500+ 10=
250+50=
100+50=
120+30=
180+30=
48+3 =
57+3 =
75+3 =
640+4 =
600+5 =
70+10 =
720 + 8=
200+5=
600+6 =
350+50=
570+30=
630+30=
750+50=
760+ 20=
264 + 3=
488 + 46=
90+65=
900+55=
625+25=
98+78=
90+30=
840+ 79=
450+50=
256+16=
196+14=
225+15=
289+17=
169+13=
144+12=
121 + 11 =
324+18=
529+23=
88 + 42=
72 + 36=
450+55=
98+71 =
432+ 54=
45+36=
128+47=
210+73=
35+56=
366+ 64=
729+ 92=
560+70=
90+30=
96 + 25=
567+ 78=
522
+ 95=
368
+ 43=
345
+ 51 =
462 +65=
588
+ 74=
324
+ 93=
294
+ 28=
504 +86=
387
+ 94=
392
+ 78=
664
+ 89=
388 +46=
594
+ 63=
285
+ 35=
368
+ 82=
288
+ 44=
595
+ 78=
215
+ 56=
144
+ 97=
133
+ 76=
180
+ 55=
153
+ 93=
208
+ 82=
117
+ 35=