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Relate Addition and Subtraction
Estimate Differences
Regroup Tens
Regroup Tens and Hundreds
Subtract Greater Numbers
100
Complete the fact family. 6 + 8 = 14 ; 8 + [] = 14 ; 14 - 6 = [] ; 14 - [] = 8
What is 6, 8, 6?
100
Estimate 84 - 16 =
What is 60?
100
45 -18 =
What is 27?
100
624 -378 =
What is 246?
100
3,594 - 1,678 =
What is 1,916?
200
6 + [] = 15 ; 15 - 6 = 9
What is 9?
200
Estimate 48 - 22 =
What is 30?
200
75 - 26 =
What is 49?
200
752 - 268 =
What is 484?
200
8,928 - 1,476 =
What is 7,452?
300
7 + 9 = 16 ; 9 + [] = 16 ; [] - 9 = 7 ; 16 - [] = 9
What is 7, 16, 7?
300
Estimate 842 - 714 =
What is 100?
300
$96 - $27 =
What is $69?
300
634 - 265 =
What is 369?
300
7,985 - 4,502 =
What is 3,483?
400
14 + [] = 24 ; 24 - 14 = 10
What is 10?
400
Estimate $6.75 - 3.19 =
What is $4?
400
647 - 608 =
What is 39?
400
$ 9.53 - $ 4.78 =
What is $4.75?
400
6,287 - 1,402 =
What is 4,885?
500
4 + 5 = [] ; 5 + 4 = [] ; [] - 5 = 4 ; [] - 4 = 5
What is 9, 9, 9, 9?
500
Estimate $932 - 251 =
What is $600?
500
$723 - $515 =
What is $208?
500
$8.42 - 1.79 =
What is $6.63?
500
$46.58 - $43.62 =
What is $2.96?