1. Add 10 each of these two numbers.
a) 12 370 is 12 380
b) 16 832 is 16 842
2. Add 100 each of these two numbers.
a) 17 394 is 17 494
b) 24 682 is 24 782
3. Add 1000 each of these two numbers.
a) 36 736 is 37 766
b) 42 397 is 43 397
4.
Subtract 10 from each number at 1. above.
a) 11 354 is 11 344
b) 56 378 is 56 368
Subtract 100 from each number at 2. above.
a) 47 654 is 47 554
b) 62 651 is 62 551
5.
a) 246, 248, 250, 252, 254
b) 780, 800, 820, 840, 860
6.
a) 16 371 Three hundred 300
b) 18 407 seven 7
7.
a) Which is nearer to 40 000---39 000 or 42 000 is 39 000
b) Which is nearer to 32 000---28 700 or 32 000 is 32 000
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