Monday 7 March 2016

10pav

Rounding to the Nearest 10

Number
How many to add?
The Rounded 10
Equation
8
2
10
8+2 = 10
9
1
10
9+1=10
4
6
10
4+6=10
3
7
10
3+7=10
1
9
10
1+9=10
7
3
10
7+3=10
6
4
10
               6+4=10

Number
How many to add?
The Rounded 10
Equation
14
6
20
14+6 = 20
19
1
20
19+1=20
13
7
20
13+7=20
11
9
20
11+9=20
28
2
20
28+2=20
26
                     


22




Number
How many to add?
The Rounded 10
Equation
27
3
30
27+3=30
39



24



32



21



37



46



27



57



68



42




1 comment: