53. 27+3=30 55+5=60
50-3=47 90-2=88
55. Pose’asanna:
95 — 42 = 53 (M) — apyra
Gpuraza
Bidnosid»: 53 m moce mpo-
xaana apyra Opuraza.
Obepuena sazara
Pose’asanna:
42 + 53 = 95 (m) — api
Gpuraau
Bidnoside: 95 w moce mpo-
kann ani Opnrazu.
56. x + 7 = 70
x-70-7
x= 63
Tlepesipxa:
63+7=70
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70 = 70
x-7=70
x=70+7
2-17
Tepenipxa:
77-7=70
42+x=82
x=82-42
x=40
Tepenipxa:
42+ 40-82 82-82
10-x=3
x=10-3
x=7
Tlepesipxa:
10-7=3 3-3
57. 1) Mepea 6 poxin cecrpa
Gyre raxom crapınoo sa
Gparuka ma 5 poxin, tomy
uto wepea 6 poxin six cecrpm
À Gpara s6insumrica na 6
poxis, a plans ixmboro
Biry (5 poxin) Oyae sana
OAHAKOBA.
2) Maca wanai me
sainursca Bin Toro, ua
cxixbkox Horax BOMA CTOÍTb,
wa oquiä un ma auox. Orxe,
Maca Yanai, Kon Bona crane
xa api mori, Gyae 6 xr.
48 : 8-9 = 6:9 = 54
(15 ~7)+2=8+2 = 16
375, HaGparn ou y ma-
sempre Glgom 3. À mia
‘mit y Ginon 5 a. Habparm me
pas y Mastenpxnit Ginon 8 x
i pomern y meameuit Ginou
21.10 5 x. Toni y Manens-
xomy Gizoni same
1 a vom.
3KMAC MATEMATUKA (po ninpyunnka M. B. Borganoenua)
376. Pose'asanna:
1) 4-8 = 32 (m) — ua
BOCHMH HOBHAX;
2) 2-6 = 12 (m) — m
BOX sonne:
3) 32 — 12 = 20 (x) —
Gimme ma Docs yonmax.
Bupas: 4:8-2+6=20(4.)
Bidnoside: ma 20 wononix
Ginswe more posmicraruca
a BOCHMI HOBIAX.
AT + 47 = 94
(12-9):7=9
80— 41 = 39
380. Poss'asanna:
1) 24:4 = 6 (m) — animan
orun Alma y népiüiit
roya:
Kynuan CIO; md carımy
544. 1) 290, 901, 300, 80,
180, 400
2).Sirpm 45 x = 545 «
Grpu 4 x = 604 x
6 rpu 40 x = 640 x
3)38 — necarkin y ancai 385
9 — coren y uncai 945
4) 8 m 06 cm = 806 cm
Tm 40 cm = 740 om
545. Pose'ssanna:
1) 28: 4 =7 (4) —
saine 1 wanna;
2) 7-7 = 49
saminars 7 Manu,
1 Bupas: 28 : 4+7 = 49 (u.)
| Biónoeidv: 49 poiruuxin
{ aaniuar, 7 mann.
1546. 5 — 1 = 4 (11) — maca
$ pom
1 549. 15 + 15 = 30 (1) — maca
XBOX nyKepok
50. 2:5 + 5+4 = 30 (x.) -
Beboro yxaomsuna
51. era = e — vapricrs
sciel tran
c;0=a — posxuna viel
À kann
(u)
3 KNAC MATEMATUKA (go ninpyunura M. B. Bornanoemya)
Aoxasanus i niquimanns
m mexax 1000
Yeue nonananna
i saut
Tipu yonananui i nianinanni tpunspponx acer rpeGa
man’ararıt, mo opummmi Aonuemo ado sianimacmo sin
OXIHIMIb, AecATKH RORAEMO (ninstinaeno) Ao Aecankin, cor
„ul = 0 corer»,