Estimate.
785- 68
790- 70
720
82 - 19
63
96,567 - 38,382
58,185
12 + 17 + 21 = x
x = 50
Dana has driven her car 95,598 miles. She estimates she can drive the car another 5,000 miles before the mileage reaches 100,000 miles. Is Dana correct. Show your work.
Dana is incorrect.
100,000 - 95,598 = 4,402
Estimate.
6,299 - 541
6,000 - 500
5,500
547 - 239
308
8,500 - 96
8,404
100 - 67 + 58 = x
x = 91
Madison guessed there are 297 coins in a large plastic jug. The jug actually has 500 coins. How many more coins are there than Madison's guess?
500 - 297
203 coins
Estimate.
9,275 - 2,480
9,000 - 2,000
7,000
718 - 237
481
360,500 - 31,682
328,818
x + 1 + 3 = 8
Jose has a goal of raising $5,000 for charity. So far, $600 has been raised online, and $478 has been raised at a bake sale. How much more money does Jose need to raise?
$600 + $478 = $1,078
$5,000 - $1,078 = $3,922
Estimate.
605,845 - 984
600,000 - 1,000
599,000
3,246 - 753
2,493
264,751 - 78,984
185,767
x - 2 - 1 = 3
x = 6
$50 - $9 + $12 = $53
Estimate.
975,492 - 26,923
1,000,000 - 30,000
970,000
7,831 - 2,456
5,375
5,195,987 - 4,476-895
719,092
4 + x - 2 = 9
x = 7
Lilly bought 125 blue beads and 110 green beads. She also plans to buy red beads to have a total of 350 beads. How many red beads does Lilly need to buy?
125 + 110 = 235
350 - 235 = 115 red beads