1.
55 + 286 =
2
4
341
3
|
2.
879 – 651 =
3
2
228
4
|
3.
828 + 72 =
4
2
3
900
|
4.
27 + 419 =
4
2
3
446
|
5.
424 + 249 =
673
2
3
4
|
6.
857 – 77 =
3
4
2
780
|
7.
78 – 22 =
3
4
56
2
|
8.
545 + 193 =
3
738
4
2
|
9.
589 – 245 =
4
2
3
344
|
10.
849 + 58 =
2
4
907
3
|
11.
574 – 395 =
3
4
2
179
|
12.
834 + 100 =
934
3
4
2
|
13.
247 – 10 =
4
2
3
237
|
14.
737 – 310 =
427
3
4
2
|
15.
993 – 977 =
3
2
16
4
|
16.
657 + 151 =
808
2
3
4
|
17.
637 + 207 =
4
844
3
2
|
18.
741 – 70 =
4
671
3
2
|
19.
566 + 60 =
4
2
626
3
|
20.
573 + 197 =
4
770
2
3
|
1.
55 + 286 =
2
4
341
3
|
2.
879 – 651 =
3
2
228
4
|
3.
828 + 72 =
4
2
3
900
|
4.
27 + 419 =
4
2
3
446
|
5.
424 + 249 =
673
2
3
4
|
6.
857 – 77 =
3
4
2
780
|
7.
78 – 22 =
3
4
56
2
|
8.
545 + 193 =
3
738
4
2
|
9.
589 – 245 =
4
2
3
344
|
10.
849 + 58 =
2
4
907
3
|
11.
574 – 395 =
3
4
2
179
|
12.
834 + 100 =
934
3
4
2
|
13.
247 – 10 =
4
2
3
237
|
14.
737 – 310 =
427
3
4
2
|
15.
993 – 977 =
3
2
16
4
|
16.
657 + 151 =
808
2
3
4
|
17.
637 + 207 =
4
844
3
2
|
18.
741 – 70 =
4
671
3
2
|
19.
566 + 60 =
4
2
626
3
|
20.
573 + 197 =
4
770
2
3
|