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32 a b c d<br />
21 : 7 = 3 140 : 14 = 10 57 : 19 = 3 140 : 14 = 10<br />
70 : 7 = 10 28 : 14 = 2 190 : 19 = 10 196 : 14 = 14<br />
91 : 7 = 13 168 : 14 = 12 247 : 19 = 13 336 : 14 = 24<br />
33 a b c d<br />
48 : 4 = 12 56 : 7 = 8 720 : 60 = 12 160 : 16 = 10<br />
48 : 8 = 6 112 : 14 = 8 180 : 15 = 12 320 : 16 = 20<br />
96 : 16 = 6 56 : 3,5 = 6 360 : 30 = 12 320 : 8 = 40<br />
34 a<br />
10<br />
80<br />
5<br />
40 8<br />
120 : 8 = 15 15 pakka<br />
b<br />
20 20 20<br />
300 300 300<br />
4<br />
60<br />
15<br />
960 : 15 = 64<br />
35 Vin irn ir Vi› ar, Már og Matth í as moka snjó úr inn keyrslu ná granna síns.<br />
fieir fá 642 krón ur fyr ir vinn una. fieir skipta pen ing un um<br />
jafnt á milli sín. Hva› fær hver fleirra í laun 214 krónur<br />
Reikn a›u líka hva› hver fleirra hef›i feng i› mik i› ef fleir<br />
hef›u feng i› 837 kr., 1674 kr. e›a 2000 kr. í laun.<br />
837 : 3 = 279 kr. 2000 : 3 = 666 kr. og 2 afgangs<br />
Ver› ur ein hver af gang ur 1674 : 3 = 558 kr.<br />
Hvern ig er hægt a› skipta hon um<br />
<strong>Geisli</strong> <strong>1B</strong> – Lausnir – © Námsgagnastofnun 2011 – 09073<br />
..... Reikniaðgerðir<br />
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