What is the value of the 3 in the following number:
23,456,789
3,000,000 or three million
100
Estimate the total cost for the following items:
milk: $2.59
bread: $3.47
estimated cost- $6.00
100
13 + 7.69=
20.69
100
7.8 - 4.9=
2.9
100
Sally Mae has $15. She buys a ticket to the movies for $9.50 and two boxes of candy for $4.50 each. How much change should Sally Mae receive?
Her change should be $.50 .
200
Complete the pattern:
.432, .434, _____, _____, .440
.436, .438
200
Estimate the difference:
14.97 - 2.89
estimated difference: 12
200
67.55 + 0.83=
68.38
200
43.9 - 7.52=
36.38
200
Eva saved $12 in March, $15.75 in April, and $10.90 in May. Then she bought a shirt for $23.60. How much money does Eva have left?
$15.05 left
300
Use mental math to solve:
6.97 + 3.03=
10
300
Mikey has a rectangular patio in his backyard. The patio is 12.78 meters long and 6.38 meters wide. Estimate the perimeter of his patio to the nearest whole number & the nearest tenth.
Mrs. Savacool walked 13.46 miles on Saturday and 7.69 miles on Sunday. How much farther did Mrs. Savacool walk on Saturday compared to Sunday?
5.77 miles
400
Use mental math to solve:
9.04 - 6.98=
2.06
400
Estimate the sum:
8.1 + 3.7 + 11.2=
23
400
2.94 + 45 + 58.06=
106
400
$21.37 - $10.95=
$10.42
400
The Thomas Jefferson Memorial is on 19.36 acres of land and the Franklin Delano Roosevelt Memorial is on 8.5 acres of land. How many more acres is the Jefferson Memorial than the Roosevelt Memorial?
10.86 acres
500
Use mental math to solve:
4.02 + 0.19 + 16.48=
20.69
500
Sam buys a game for $7.89 and some batteries for $5.49. He pays with a $20 bill. Approximately how much change should he get back?
about $7.00
500
Choose all the expressions that are equal to 13.99.
a. 13 + .9 b. 6.25 + 3.9 + 3.84
c. 4.635 + 9.355 c. 8 + 5.99
b, c, d
500
Sarah bought 1.4 pounds of peaches. She used 0.37 in a fruit salad. How much is left?
1.03 pounds left
500
Mikey has a rectangular patio in his backyard. The patio is 12.78 meters long and 6.38 meters wide. What is the exact perimeter of the patio?