Monday 21 September 2015
Friday 11 September 2015
Subtracting
1. 368 - 335 = 33 4. 463 - 321 = 142
300 - 300 = 0 400 - 300 = 100
60 - 30 = 30 60 - 20 = 40
8 - 5 = 3 3 - 1 = 2
2. 435 - 224 = 211 5. 749 - 445 = 304
400 - 200 = 200 700 - 400 = 300
30 - 20 = 10 40 - 40 = 0
5 - 4 = 1 9 - 5 = 4
3. 675 - 343 = 332 6. 443 - 341 = 102
600 - 300 = 300 400 - 300 = 100
70 - 40 = 30 40 - 40 = 0
5 - 3 = 2 3 - 1 = 2
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