Estimating Differences
765 - 650 =
100
74 - 45 =
29
825 - 437 =
388
7, 462 - 834 =
6,628
Estimate the difference by rounding each number to the nearest ten, 347 - 289
60
27,565 - 4,065 =
24,000
975 - 646
329
3,416 - 742
2,674
6,351 - 2,406 =
3,945
4,000 - 345
3,655
92,009 - 46,552
40,000
993 - 75 =
918
7,831 - 2,456 =
5,375
720,423 - 435,412 =
285, 011
6,339 - 2,182
4157
271,701 - 45,089 =
220,000
What is 846 - x, when x = 581
265
What is 754 - x, when x = 378?
376
Find 542,324 - x , when x = 351,233
191, 091
345,349 - 122,781
222568
Last year, Ms. Little and Ms. Garcia earned $72,642 selling Labubus. Ms. Little earned $32,000. About how much did Ms. Garcia earn?
$40,000
Mr. Silva is purchasing new instruments for his classroom and has $946 to spend. He spends $95 on flutes and $260 on drums. How much money does he have left to spend?
$591
Mr. Brown is buying 5,750 pencils for the school. He gives 483 pencils to kindergarten. Then he gives 582 pencils to first grade. How many pencils are left to give?
4,685
Find the value of x : 4,600 – 2,389 + 1,275 = x
x = 2,101
Find the value of x : 23,453 - 3,492 + 2,322 = x
22,283