rounding
round 8,425.98 to the gnzp
8,000
write 100 as a power of ten
102
write 1000 + 20 + 0.008 in standard form
(or add )
1020.008
estimate by rounding 295 + 120
about 400
Write the word phrase as an algebraic expression. Use X as your variable.
300 minus a number
300-X
round 0.076 to the gnzp
0.08
write 100,000 as a power of ten
105
Write (5 x 1011) + (2 x 100) + (6 x 10-3) in standard form.
500,000,000,002.006
estimate by rounding:
1250 + 390
about 1700
Write the word phrase as an algebraic expression. Use X as your variable.
the sum of 7.5 and a number
7.5 + X
round $138.295 to the nearest cent
$138.30
write ten million as a power of ten
107
Write (8x1012) + (3 x 102) + (1 x 100) + (5 x 10-3) in standard form.
8,000,000,000,301.005
estimate the difference by rounding:
347 - 28
about 320
Write the word phrase as an algebraic expression. Use X as your variable.
a number added to 17
17+ X
Round $5,624.78 to the nearest dollar.
$5,625
write 0.0001 as a power of ten
10-4
Write 10-4 in standard form.
0.0001
estimate the difference by rounding:
12.689 - 3.2765
about 10
Write the word phrase as an algebraic expression. Use X as your variable.
difference of a number and 18
X - 18
Round 0.123456 to the nearest hundred thousandth
0.12346
Write 10-6 in standard form
0.000001
Write (3x1000) + (2x1) + (3 x 0.00001) + (5 x 0.000001)
3002.000035
Estimate the sum by rounding:
6.245 + 0.1798
about 6.4
Write the word phrase as an algebraic expression. Use X as your variable.
a number less than 12
12 - X