Doubles
10
10 + 8 = ___
18
100 + 7 = ____
107
220 + 5 = ____
225
400 + 200 = ___
600
8 + 8 = ___
16
20 + 6 = ____
26
120 + 8 = ___
128
260 + 8 = ___
268
500 + 120 = ___
620
12 + 12 = ____
24
60 + 2 = ___
62
150 + 20 = ___
170
255 + 30 = ___
285
650 + 100 = ___
750
25 + 25 = ___
50
85
130 + 55 = ___
185
283 + 9 = ____
292
300 + 450 = ___
750
38 + 38 = __
76
93 + 4 = ___
97
173 + 16 =____
189
42 + 244 = ____
286
700 + 300 = ____
1,000