Математичний тренажер
Додавання виду 440 + 70
Зразок: 440 + 70 = (440 + 60) + 10 = 500 + 10 = 510
/ \
60 10
1. Обчисли з усним поясненням.
180 + 60 = 660 + 50 = 340 + 80 = 280 + 90 =
/ \ / \ / \ / \
20 40
140 + 80 = 270 + 90 = 360 + 70 = 450 + 70 =
/ \ / \ / \ / \
60 20
560 + 90 = 670 + 40 = 750 + 80 = 260 + 60 =
/ \ / \ / \ / \
40 50
770 + 80 = 460 + 70 = 390 + 50 = 430 + 80 =
/ \ / \ / \ / \
30 50
2. Розв’яжи, міркуючи за зразком
340 + 70 = (340 + 60) + 10 = 400 + 10 =___________
890 + 40 = (890 + 10) + 30 = 900 + 30 = __________
680 + 70 = (680 + 20) + 50 = 700 + 50 = __________
750 + 80 = (750 + ___) + ____ =________________
560 + 60 = (560 + ___) + ___ = ________________
470 + 70 = (470 + ___) + ____ = _________________
860 + 80 = _________________________________
270 + 90 = _________________________________
3. Гра «Знайди пару»
470 + 60
840 + 80
650 + 90
390 + 20
570 + 70
760 + 50
740
530
640
810
920
410
450 + 70
860 + 60
290 + 70
580 + 50
770 + 40
630 + 90
720
360
520
810
630
920
4. Обчисли самостійно.
740 + 70 =
560 + 80 = 450 + 60 = 320 + 90 = 650 + 70= 890 + 40 =
230 + 80 = 340 + 80 = 470 + 70 = 260 + 90 = 740 + 80 = 480 + 90 = 430 + 90 = 260 + 70
660 + 90 =
530 + 90 =
890 + 90 =
570 + 50 =
780 + 40 =
170 + 80 =
Веселі перегони!
360 + 60 =
760 + 90 =
450 + 70 =
530 + 80 =
50 + 590 =
460 + 50 =
270 + 70 =
260 + 80 =
440 + 90=
570 + 80=
250 + 60=
30 + 780 =
380 + 40=
650 + 90=
890 + 20 =
90 + 460 =
360 + 80 =
960 + 60 =
480 + 40=
690 + 80 =
570 + 50 =
60 + 870 =
290 + 50 =
760 + 70 =
80 + 460 =
370 + 40 =
280 + 60 =
30 + 680 =
650 + 80 =
420 + 90 =
50 +260 =
330 + 80 =
580 + 50 =
60 + 770 =
380 + 90 =
580 + 60 =
Помилок
місце
670 + 60 =
370 + 50 =
260 + 90 =
570 + 50 =
480 + 60 =
80 + 530 =
270 + 50 =
350 + 60 =
370 + 80 =
280 + 90 =
540 + 80 =
690 + 40 =
460 + 80 =
590 + 60 =
50 + 680 =
870 + 60 =
390 + 70 =
250 + 80 =
560 + 70 =
390 + 50 =
60 + 380 =
750 + 90 =
540 + 70 =
260 + 80 =
990 + 60 =
40 + 870 =
380 + 80 =
670 + 50 =
630 + 80 =
760 + 70 =
70 + 340 =
180 + 50 =
620 + 90 =
360 + 60 =
580 + 40 =
770 + 90 =
Помилок
місце
790 + 50 =
680 + 60 =
270 + 70 =
360 + 50 =
830 + 80 =
750 + 70 =
420 + 90 =
420 + 90 =
270 + 50 =
580 + 70 =
730 + 90 =
460 + 80 =
360 + 50 =
380 + 40 =
670 + 80 =
190 + 80 =
370 + 50 =
530 + 90 =
380 + 60 =
790 + 80 =
470 + 70 =
660 + 90 =
220 + 90 =
550 + 60 =
970 + 40 =
160 + 70 =
280 + 60 =
260 + 70 =
480 + 50 =
850 + 90 =
440 + 90 =
170 + 50 =
960 + 60 =
280 + 90 =
590 + 60 =
360 + 50 =
Помилок
місце
260 + 70 =
570 + 80 =
560 + 90 =
370 + 40 =
490 + 80 =
460 + 90 =
750 + 90 =
740 + 80 =
290 + 90 =
360 + 60 =
650 + 70 =
280 + 70 =
60 + 190 =
550 + 80 =
370 + 50 =
90 + 450 =
560 + 80 =
830 + 80 =
380 + 60 =
90 + 240 =
690 + 80 =
70 + 650 =
590 + 30 =
80 + 330 =
690 + 30 =
250 + 60 =
90 + 860 =
760 + 50 =
380 + 60 =
70 + 170 =
590 + 50 =
70 + 280 =
50 + 670 =
470 + 40 =
580 + 80 =
30 + 690 =
Помилок
місце
460 + 90 =
80 + 230 =
890 + 60 =
50 + 380 =
270 + 40 =
60 + 350 =
350 + 90 =
360 + 70 =
290 + 20 =
550 + 90 =
40 + 780 =
670 + 60 =
370 + 80 =
60 + 290 =
70 + 670 =
60 + 370 =
440 + 90 =
50 + 680 =
30 + 490 =
290 + 50 =
40 + 580 =
60 + 270 =
460 + 90 =
90 + 790 =
50 + 680 =
340 + 70 =
50 + 580 =
60 + 390 =
670 + 70 =
90 + 460 =
70 + 490 =
260 + 80 =
80 + 270 =
450 + 70 =
40 + 480 =
870 + 90=
Помилок
місце
Робота над помилками
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