|
1.
855 – 158 =
697
2
|
2.
290 + 528 =
818
2
|
3.
291 – 204 =
87
2
|
4.
266 – 27 =
239
2
|
|
5.
194 – 154 =
2
40
|
6.
661 – 470 =
191
2
|
7.
765 – 44 =
2
721
|
8.
141 + 20 =
161
2
|
|
9.
74 + 592 =
2
666
|
10.
321 + 140 =
461
2
|
11.
945 + 21 =
966
2
|
12.
261 – 125 =
136
2
|
|
13.
973 + 15 =
2
988
|
14.
70 – 67 =
1
3
|
15.
11 – 5 =
6
1
|
16.
527 – 344 =
183
2
|
|
17.
488 + 373 =
2
861
|
18.
181 + 18 =
199
2
|
19.
474 – 242 =
232
2
|
20.
79 – 67 =
1
12
|
|
1.
855 – 158 =
697
2
|
2.
290 + 528 =
818
2
|
3.
291 – 204 =
87
2
|
4.
266 – 27 =
239
2
|
|
5.
194 – 154 =
2
40
|
6.
661 – 470 =
191
2
|
7.
765 – 44 =
2
721
|
8.
141 + 20 =
161
2
|
|
9.
74 + 592 =
2
666
|
10.
321 + 140 =
461
2
|
11.
945 + 21 =
966
2
|
12.
261 – 125 =
136
2
|
|
13.
973 + 15 =
2
988
|
14.
70 – 67 =
1
3
|
15.
11 – 5 =
6
1
|
16.
527 – 344 =
183
2
|
|
17.
488 + 373 =
2
861
|
18.
181 + 18 =
199
2
|
19.
474 – 242 =
232
2
|
20.
79 – 67 =
1
12
|