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Monday 24 July 2017

Rounding Decimals!

Walht: Round decimals to the nearest whole number to estimate a solution.


Calculation
Rounded
Estimate
A
2.7 x 9
3 x 9
2.7
B
4.6 x 5
5 x 5
4.6
C
8.2 x 6
8 x 6
8.2
D
4.7 x 3
5 x 3
4.7
E
25.3 x 6
25 x 6
25.3
F
39.57 x 8
40 x 8
39.57
G
8 x 99.69
8 x 100
99.69
H
9 x 38.88
9 x 39
38.88