53821474
254374533463886867233418635296918646117878371379619489662513869340711542308755
201461436609423736323176841215259276646422741691925534422644323875039467956
926918632756361257351672231422388722705613157860169127132909661686645793
13628112274106344345637034234725284940276592555152426655433877517151383604
f63+13=87-68=28+27=79-62=95-26=70-53=12+67=71-15=96-40=88-2=63-39=46+12=98-78=45+29=85+5=21+75=64-61=26+64=78-10=92-14=
小学一年级数学(下)口算题十一
53+11=31-17=52-47=37+45=3+84=31+61=57+15=91-22=67-28=28+24=70-56=4+57=90-14=17-14=29-15=7+57=69+25=76+24=66-22=87-82=
24+76=7+77=19-7=82-32=53+23=42+54=5+48=25+34=31+48=47+22=90-71=6+61=82+18=94-27=24-16=66-37=13+55=7+57=6+86=53+11=
6+83=52+7=25+75=92-89=63-45=35+47=89-23=92-55=74+22=41+33=43+46=68+14=47+6=8+42=23+39=75-28=88-61=85-74=80-36=87-6=
74-12=26+64=75-62=28-15=33+66=31-24=51-24=31+69=12+52=12+49=95-87=78-38=29-3=92-53=18+62=45+7=72-24=99-4=47+31=95-93=
f6+93=69-24=50+45=20+60=58-26=99-90=81-2=16+38=81-63=17-6=100-45=39+41=55+39=68+23=44+28=17+44=63+31=2+84=85-27=21+60=
小学一年级数学(下)口算题十二
93-60=
94-53=
37+13=
75-74=
90-16=
33+27=
46-11=
66-39=
8+63=
25+65=
55-31=
57+12=
13+53=
75+24=
67-26=
51-40=
82-15=
77-5=
2-2=
31+20=
57+9=
35+17=
41+44=
68-16=
44+27=
71+20=
39+41=
17+54=
51+26=
73-7=
10-7=
81-63=
68+23=
51+26=
17+54=
44+27=
73-7=
58-45=
17-6=
50+18=
95-73=
35-27=
66+5=
31-13=
86-56=
56-21=
10+77=
25-13=
16+82=
24+41=
79-28=
45+21=
48+44=
23+69=
51+4=
80-79=
8+56=
47-23=
60-3=
41-36=
93-88=65-31=8+57=5+80=26+70=82-1=62+4=39+28=10-7=58-45=55+39=71+20=100-45=52-49=17-5=32+r