|
1.
293 + 261 =
2
554
|
2.
633 + 76 =
2
709
|
3.
524 – 324 =
200
2
|
4.
257 + 77 =
2
334
|
|
5.
138 – 138 =
0
2
|
6.
447 + 99 =
546
2
|
7.
640 – 264 =
376
2
|
8.
208 – 66 =
2
142
|
|
9.
923 – 868 =
2
55
|
10.
327 – 319 =
8
1
|
11.
130 – 99 =
2
31
|
12.
82 – 4 =
2
78
|
|
13.
516 – 138 =
2
378
|
14.
510 + 93 =
603
2
|
15.
876 – 308 =
2
568
|
16.
185 – 13 =
2
172
|
|
17.
501 + 280 =
781
2
|
18.
822 + 119 =
941
2
|
19.
505 + 2 =
2
507
|
20.
398 + 336 =
734
2
|
|
1.
293 + 261 =
2
554
|
2.
633 + 76 =
2
709
|
3.
524 – 324 =
200
2
|
4.
257 + 77 =
2
334
|
|
5.
138 – 138 =
0
2
|
6.
447 + 99 =
546
2
|
7.
640 – 264 =
376
2
|
8.
208 – 66 =
2
142
|
|
9.
923 – 868 =
2
55
|
10.
327 – 319 =
8
1
|
11.
130 – 99 =
2
31
|
12.
82 – 4 =
2
78
|
|
13.
516 – 138 =
2
378
|
14.
510 + 93 =
603
2
|
15.
876 – 308 =
2
568
|
16.
185 – 13 =
2
172
|
|
17.
501 + 280 =
781
2
|
18.
822 + 119 =
941
2
|
19.
505 + 2 =
2
507
|
20.
398 + 336 =
734
2
|