Question

Efectuati 138:7 245:13 1235:103.

Ajutor dau coroana !!

Answer 1

Răspuns:

a) 138 ÷ 7 = 19 rest 5

b) 245 ÷ 13 = 18 rest 11

c) 1235 ÷ 103 = 11 rest 102

Answer 2

Explicație pas cu pas:

138:7=19 rest 5

7

68

63

=5

245:13=18 rest 11

13

115

104

=11

1235:103=11 rest 102

103

=205

103

102

138:7=19 rest 5

p:7×19+5=133+5=138✔

245:13=18 rest 11

p:13×18+11=234+11=245✔

1 235:103=11 rest 102

p:103×11+102=1 133+102=1 235✔