W/C 1/3/21
Phonics Reading Books
For this week
Purple Group's Book
Red Group's Book
Green Group's Book
Minute Maths
|
10 + 1= |
10 + 2 = |
10 + 3 = |
10 + 4 = |
10 + 5= |
|
10+ 6 = |
10+7 = |
10+ 8 = |
10 + 9 = |
10+10 = |
|
50–10 = |
40–10 = |
30 –10= |
20 –10= |
10 –10 = |
|
30 +10= |
30+20= |
30+30= |
30+40= |
30+50= |
Challenge
When I am adding 9 to a number, I add 10 becuase it is quicker then - 1.
e.g. 12 + 9 = 12 + 10 -1
(12 =+ 10 = 22 - 1 = 21)
Have a try at these -
1. 10 + 9 =
2. 4 + 9 =
3. 6 +9 =
4. 18 + 9 =
5. 15 + 9 =
Did you find it quicker?
Were you able to calculate in your head?