With Regrouping
Across One Zero
Across Two Zeroes
100
What is 421 - 51?
370
100
What is 301 - 132?
169
100
What is 200 - 132?
68
200
What is 318 - 99?
219
200
What is 302 - 175?
127
200
What is 300 - 224?
76
300
What is 819 - 291?
528
300
What is 406 -318?
88
300
What is 500 - 254?
246
400
What is 223 - 144?
79
400
What is 601 - 523?
78
400
What is 600 - 446?
154
500
What is 960 - 431?
529
500
What is 908 - 789?
119
500
What is 800 - 387?
413
M
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