|
1.
499 – 265 =
234
2
|
2.
12 – 12 =
0
2
|
3.
608 + 134 =
2
742
|
4.
23 – 9 =
14
1
|
|
5.
999 + 1 =
2
1000
|
6.
57 + 764 =
2
821
|
7.
836 + 39 =
875
2
|
8.
661 – 121 =
2
540
|
|
9.
218 + 194 =
2
412
|
10.
352 + 428 =
780
2
|
11.
147 – 111 =
2
36
|
12.
105 – 25 =
2
80
|
|
13.
112 – 17 =
95
2
|
14.
29 – 21 =
8
1
|
15.
686 + 185 =
871
2
|
16.
822 + 113 =
935
2
|
|
17.
83 – 33 =
2
50
|
18.
413 – 407 =
1
6
|
19.
140 + 225 =
2
365
|
20.
229 + 361 =
2
590
|
|
1.
499 – 265 =
234
2
|
2.
12 – 12 =
0
2
|
3.
608 + 134 =
2
742
|
4.
23 – 9 =
14
1
|
|
5.
999 + 1 =
2
1000
|
6.
57 + 764 =
2
821
|
7.
836 + 39 =
875
2
|
8.
661 – 121 =
2
540
|
|
9.
218 + 194 =
2
412
|
10.
352 + 428 =
780
2
|
11.
147 – 111 =
2
36
|
12.
105 – 25 =
2
80
|
|
13.
112 – 17 =
95
2
|
14.
29 – 21 =
8
1
|
15.
686 + 185 =
871
2
|
16.
822 + 113 =
935
2
|
|
17.
83 – 33 =
2
50
|
18.
413 – 407 =
1
6
|
19.
140 + 225 =
2
365
|
20.
229 + 361 =
2
590
|