144+87=
-3 +3
141+90=232
|
135+298=
-2 +2
133+300=433
|
63+88=
-2 +2
61+90=151
|
219+58=
+1 -1
220+57=277
|
311+77=
-3 +3
39+80=109
|
124+499=
-1 +1
123+500=623
|
75+201=
+1 -1
76+200=276
|
115+129=
-1 +1
114+130=244
|
216+78=
-2 +2
214+80=294
|
Word Problems
148+43=
+2 -2
150+41=191
84+98=
-2 +2
82+100=182
112+198=
-2 +2
110+200=310
103+148=
-2 +2
101+150=251
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