94-56=
For example 88 + 31 =80+30=110
You cannot because it is not a true statement.
249.6207
8+2=10 6-2=4
94-56=
For example 88 + 31 =80+30=110
You cannot because it is not a true statement.
7239 miles
249.6207
Some of the estimation strategies are: Front-End Strategy and Closest-Ten Strategy (or rounding).
add 2 to both 88 and 31 (so that you are subtracting by 90) 90 - 33 = 57
130 84+6=90 46-6=40 90+40=130
8+2=10 6-2=4
Some of the estimation strategies are: Front-End Strategy and Closest-Ten Strategy (or rounding).
150
If: 8+x = 14 Then: x = 14-8 So: x = 6