Буквенная запись свойств сложения и вычитания. Упрости, используя свойства сложения: 4716 – (2716 + 300) = 4716 – (2716 + 300) = 586 + (14 + 238) = 586. - презентация

1 Буквенная запись свойств сложения и вычитания

2 Упрости, используя свойства сложения: 4716 – ( ) = 4716 – ( ) = ( ) = ( ) = ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

3 Упрости, используя свойства сложения: 4716 – ( ) = 4716 – ( ) = ( ) = ( ) = ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

4 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – – ( ) = (4716 – 2716) – ( ) = ( ) = ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

5 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( ) = ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

6 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( ) = ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

7 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( ) ( ) = ( ) ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

8 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = 586+( ) = ( )+238 = = = 838 = 838 ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

9 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( ) + 56 = ( ) + 56 = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

10 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( ) + 56 = ( ) = ( ) + 56 = ( ) = ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

11 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

12 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( ) – 716 = ( ) – 716 = 9111 – ( ) = 9111 – ( ) = = =

13 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( ) – 716 =847 +(816 – 716) ( ) – 716 =847 +(816 – 716) 9111 – ( ) = 9111 – ( ) = = =

14 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = – ( ) = 9111 – ( ) = = =

15 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = – ( ) = 9111 – ( ) = = =

16 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = – ( ) =(9111 – 8111) – – ( ) =(9111 – 8111) – = =

17 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= 9111–( )=(9111– 8111)– 590=1000 – 590= = 410 = = =

18 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= –( )=(9111– 8111)– 590=1000 – 590= = =

19 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= –( )=(9111– 8111)– 590=1000 – 590= = =

20 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= –( )=(9111– 8111)– 590=1000 – 590= =( )+(810+90)= =( )+(810+90)=

21 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= –( )=(9111– 8111)– 590=1000 – 590= =( )+(810+90)= =( )+(810+90)= = =

22 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= –( )=(9111– 8111)– 590=1000 – 590= =( )+(810+90)= =( )+(810+90)= = =1500 = =1500

23 Упрости, используя свойства сложения: 4716 – ( ) = (4716 – 2716) – 300 = =2000 – 300 = – ( ) = (4716 – 2716) – 300 = =2000 – 300 = ( ) = ( )+238 = = ( ) = ( )+238 = = 838 ( )+56 =1614+(244+56)= =1914 ( )+56 =1614+(244+56)= =1914 ( )– 716 =847 +(816 – 716)= =947 ( )– 716 =847 +(816 – 716)= = –( )=(9111– 8111)– 590=1000 – 590= –( )=(9111– 8111)– 590=1000 – 590= =( )+(810+90)= = =( )+(810+90)= =1500