Estimate Decimals
Estimate by Rounding:
1.34 x 2.56= _____________
About 3.00
9 x .01
.09
5.5x 2
11.0
write in algebraic form:
three times a number
3 X y
4x x=3
12
34.21 x 2.33= _____________
About 60.00 or 60
17.8 x .01
.178
.0235 x 7
.1645
Write in word form:
3.3x
Three point three multiplied by a number
3.5y y=4
14.0
2.8 x 30.5
About 90
1550 x .001
1.55
1.9 x 1.2
2.28
Write in word form:
46n + 11
fourty-six times a number plus eleven
xy x=.08; y=4
.32
9.85 x 100.2
About 1000
1200 x .01
12
30.0 x 8.2
246
Write in algebraic form:
32 groups of a number
32n
8y y= 6.2
49.6
400.33 x 10.14
About 4,000
1,455 x .001
1.455
.95 x .47=
.4465
Write in algebraic form:
The Product of 4 and a number times ten
4x(10)
2x + 12 x= 0.9
13.8