Correcciones de los deberes de Matemáticas 27-4-20

 Cálculo mental

62´´= 1´2´´                                                  68´´= 1´8´´

79´´= 1´19´´                                                84´´ =1´24´´

98´´= 1´38´´                                                100´´= 1´40´´

110´´= 1´50´´                                             119´´= 1´59´´

123´´ = 2´3´´                                              131´´= 2´11´´

147´´= 2´27´´                                             156´´= 2´36´´

160´´ = 2´40´´                                            169´´=2´49´´

175´´ = 2´55´´                                            179´´ =2´59´´

188´´ =3´8´´                                                192´´= 3´12´´

200´´=3´20´´                                               212´´= 3´32´´

225´´ = 3´45´´                                            233´´=3´53´´

238´´= 3´58´´                                             239´´=3´59´´

378´´=6´18´´                                               380´´= 6´20´´

385´´= 6´25´´                                             392´´= 6´32´´

399´´=6´ 39´´                                             400´´ = 6´40´´

409´´=6´49´´                                               419´´ = 6´59´´

601´´= 10´1´´                                             612´´= 10´12´´

619´´= 10´19´´                                           622´´= 10´22´´

636´´ = 10´36´´                                          640´´= 10´40´´

650´´=10´50´´                                            659´´=10´59´´

FRACCIONES EQUIVALENTES

 Escribe el signo que corresponda

1/3= 2/6                                                           3/7 = 6/14

2/4 = 4/8                                                          4/8 = 1/2

1/2 = 2/4                                                          1/5 = 2/10

Completa

2/4 = 4/8                                                          1/2 = 4/8

3/6 = 6/12                                                        1/5 = 2/10

4/8 = 2/4                                                          3/9= 1/3

Fracciones mayores que la unidad/ Nº mixto I

CONTINUACIÓN

FRACCIONES MAYORES QUE LA UNIDAD / Nº MIXTO II

Fíjate en el dibujo y completa

9/5 > 1                                                                        6/4 >1

5/3 > 1                                                                    12/8 > 1

Rodea las fracciones que sean mayores que la unidad

17/12                               5/3                                      3/2

Completa

8/6   =       1 + 2/6          o      1     3/6

10 /8 =      1 + 2/8   o      1     2/8

6/4   =     1+ 2/4          o       1    2/4