or
Adding and Subtracting
1.5+2.3
What is 3.8?
Change this fraction to a decimal 2 7/10
What is 2.7
Value of the digit 5 in this number:
2,754.89
What is 50
35.72+23.54
What is 59.26?
Change this decimal to a fraction .80
8/10 or 80/100
What number is between 3 and 4 on a number line? a) 2.4; b)7.8; c)4.1; d)3.9
What is d?
Value of the digit 5 in this number:
5,798.342
Mrs. Rodriguez bought tulips that cost $8.54. She bought roses that cost $11.31. How much did she pay for the flowers?
What is 19.85?
Change this fraction to a decimal 1 23/100
What is 1.23
The number in the hundredths place of 4,568.29.
9
Value of the digit 9 in this number:
876.9
What is 9/10?
Maria bought a car part that cost $7.20. She paid with a $10 bill. What is the closest estimate for her change? a)1 ;b)2 ;c)3 ;d)4
Find the actual change.
c) about $3
Actual change: $2.80
The number in the tens place of 238.09
8
Value of the digit 7 in this number:
234.07
Derek bought shampoo for $5.09. What is a reasonable estimate of the change he received from $10? a) a little less than $5 b) a little more than $5 c) A little less than $6 d) A little more than $6
And what is his actual change?
a) a little less than $5
Actual change: $4.91
Expand the following numbers (powers of 10):
32.208
(3 x 10) + (2 x 1) + (2 x 1/10) + (8 x 1/1,000)
What is the value of the digit 4 in this number:
3567.024
What is 4/1000?