|
1.
845 – 277 =
568
2
4
3
|
2.
899 + 77 =
4
2
976
3
|
3.
481 + 328 =
4
809
2
3
|
4.
205 + 350 =
555
2
4
3
|
|
5.
896 – 170 =
2
4
3
726
|
6.
548 – 58 =
490
2
4
3
|
7.
526 – 524 =
2
3
4
1
|
8.
778 – 145 =
4
633
2
3
|
|
9.
809 – 670 =
2
139
4
3
|
10.
974 – 787 =
187
2
4
3
|
11.
43 – 24 =
19
4
3
2
|
12.
54 – 33 =
2
21
4
3
|
|
13.
235 – 54 =
4
181
3
2
|
14.
865 – 545 =
4
2
3
320
|
15.
847 + 38 =
4
885
3
2
|
16.
607 + 28 =
2
3
4
635
|
|
17.
543 + 109 =
2
652
4
3
|
18.
349 – 2 =
347
3
2
4
|
19.
660 – 567 =
2
4
3
93
|
20.
325 – 282 =
2
4
43
3
|
|
1.
845 – 277 =
568
2
4
3
|
2.
899 + 77 =
4
2
976
3
|
3.
481 + 328 =
4
809
2
3
|
4.
205 + 350 =
555
2
4
3
|
|
5.
896 – 170 =
2
4
3
726
|
6.
548 – 58 =
490
2
4
3
|
7.
526 – 524 =
2
3
4
1
|
8.
778 – 145 =
4
633
2
3
|
|
9.
809 – 670 =
2
139
4
3
|
10.
974 – 787 =
187
2
4
3
|
11.
43 – 24 =
19
4
3
2
|
12.
54 – 33 =
2
21
4
3
|
|
13.
235 – 54 =
4
181
3
2
|
14.
865 – 545 =
4
2
3
320
|
15.
847 + 38 =
4
885
3
2
|
16.
607 + 28 =
2
3
4
635
|
|
17.
543 + 109 =
2
652
4
3
|
18.
349 – 2 =
347
3
2
4
|
19.
660 – 567 =
2
4
3
93
|
20.
325 – 282 =
2
4
43
3
|