|
1.
570 + 69 =
3
639
2
4
|
2.
241 + 483 =
724
3
4
2
|
3.
922 + 41 =
3
4
2
963
|
4.
475 + 186 =
2
661
3
4
|
|
5.
142 + 16 =
158
4
2
3
|
6.
37 – 17 =
3
20
2
4
|
7.
269 – 30 =
4
3
239
2
|
8.
631 – 592 =
4
39
2
3
|
|
9.
142 – 42 =
2
3
4
100
|
10.
674 – 313 =
361
2
4
3
|
11.
367 + 611 =
3
4
978
2
|
12.
240 + 72 =
312
4
3
2
|
|
13.
344 + 521 =
4
2
865
3
|
14.
824 – 109 =
2
4
3
715
|
15.
885 – 52 =
833
4
3
2
|
16.
384 + 571 =
4
3
955
2
|
|
17.
362 + 243 =
3
4
2
605
|
18.
120 + 328 =
448
3
4
2
|
19.
786 – 431 =
2
355
3
4
|
20.
26 + 143 =
3
169
4
2
|
|
1.
570 + 69 =
3
639
2
4
|
2.
241 + 483 =
724
3
4
2
|
3.
922 + 41 =
3
4
2
963
|
4.
475 + 186 =
2
661
3
4
|
|
5.
142 + 16 =
158
4
2
3
|
6.
37 – 17 =
3
20
2
4
|
7.
269 – 30 =
4
3
239
2
|
8.
631 – 592 =
4
39
2
3
|
|
9.
142 – 42 =
2
3
4
100
|
10.
674 – 313 =
361
2
4
3
|
11.
367 + 611 =
3
4
978
2
|
12.
240 + 72 =
312
4
3
2
|
|
13.
344 + 521 =
4
2
865
3
|
14.
824 – 109 =
2
4
3
715
|
15.
885 – 52 =
833
4
3
2
|
16.
384 + 571 =
4
3
955
2
|
|
17.
362 + 243 =
3
4
2
605
|
18.
120 + 328 =
448
3
4
2
|
19.
786 – 431 =
2
355
3
4
|
20.
26 + 143 =
3
169
4
2
|