|
1.
33 – 13 =
2
20
|
2.
210 + 686 =
2
896
|
3.
997 – 659 =
338
2
|
4.
387 + 38 =
2
425
|
|
5.
867 + 54 =
2
921
|
6.
113 + 661 =
774
2
|
7.
992 + 6 =
2
998
|
8.
652 – 478 =
174
2
|
|
9.
292 – 253 =
2
39
|
10.
555 – 235 =
320
2
|
11.
455 – 310 =
145
2
|
12.
250 – 173 =
2
77
|
|
13.
668 + 40 =
2
708
|
14.
505 – 261 =
2
244
|
15.
167 + 696 =
863
2
|
16.
647 + 68 =
715
2
|
|
17.
755 + 203 =
958
2
|
18.
788 + 91 =
2
879
|
19.
331 + 93 =
2
424
|
20.
534 – 193 =
341
2
|
|
1.
33 – 13 =
2
20
|
2.
210 + 686 =
2
896
|
3.
997 – 659 =
338
2
|
4.
387 + 38 =
2
425
|
|
5.
867 + 54 =
2
921
|
6.
113 + 661 =
774
2
|
7.
992 + 6 =
2
998
|
8.
652 – 478 =
174
2
|
|
9.
292 – 253 =
2
39
|
10.
555 – 235 =
320
2
|
11.
455 – 310 =
145
2
|
12.
250 – 173 =
2
77
|
|
13.
668 + 40 =
2
708
|
14.
505 – 261 =
2
244
|
15.
167 + 696 =
863
2
|
16.
647 + 68 =
715
2
|
|
17.
755 + 203 =
958
2
|
18.
788 + 91 =
2
879
|
19.
331 + 93 =
2
424
|
20.
534 – 193 =
341
2
|