|
1.
959 + 9 =
2
968
|
2.
602 – 580 =
2
22
|
3.
229 – 35 =
2
194
|
4.
149 + 308 =
2
457
|
|
5.
477 – 323 =
2
154
|
6.
361 + 600 =
2
961
|
7.
120 + 639 =
759
2
|
8.
525 + 83 =
2
608
|
|
9.
356 + 79 =
435
2
|
10.
841 + 151 =
992
2
|
11.
83 + 87 =
170
2
|
12.
168 – 25 =
143
2
|
|
13.
594 – 139 =
455
2
|
14.
870 + 51 =
921
2
|
15.
66 + 371 =
2
437
|
16.
127 – 123 =
4
1
|
|
17.
261 + 107 =
368
2
|
18.
768 + 56 =
2
824
|
19.
981 – 142 =
2
839
|
20.
272 – 25 =
247
2
|
|
1.
959 + 9 =
2
968
|
2.
602 – 580 =
2
22
|
3.
229 – 35 =
2
194
|
4.
149 + 308 =
2
457
|
|
5.
477 – 323 =
2
154
|
6.
361 + 600 =
2
961
|
7.
120 + 639 =
759
2
|
8.
525 + 83 =
2
608
|
|
9.
356 + 79 =
435
2
|
10.
841 + 151 =
992
2
|
11.
83 + 87 =
170
2
|
12.
168 – 25 =
143
2
|
|
13.
594 – 139 =
455
2
|
14.
870 + 51 =
921
2
|
15.
66 + 371 =
2
437
|
16.
127 – 123 =
4
1
|
|
17.
261 + 107 =
368
2
|
18.
768 + 56 =
2
824
|
19.
981 – 142 =
2
839
|
20.
272 – 25 =
247
2
|