Question

Calculati și apoi faceți proba (calculul se face unul sub altul) 96143:42= ; 87834:24= ; 99103:22= ; 86343:44=

Answer 1

Răspuns:

96143÷42=2289 rest 5

84

——

121

84

——

=374

336

————

==383

378

——

==5

proba : 2289×42+5=96138+5=96143

2289×

42

————

4578

9156

—————

96138

87834÷24=3659 rest 18

72

——

158

144

———

=143

120

———

=234

216

————

=18

Proba : 3659×24+18 =87816+18= 87834

3659×

24

———

14636

7318

————

87816

99103÷22=4504 rest 15

88

——

111

110

———

==10

0

————

103

88

————

= 15

proba : 4504×22+15= 99088+15=99103

4504×

22

—————

9 0 08

9 0 0 8

—————

9 9 088

86343÷44=1962 rest 15

44

——

423

396

———

=274

264

————

=103

88

———

15

proba : 1962×44+15=86328+15=86343

1962×

44

————

7848

7848

————

86328