Page 65 - NUMINO TB_2B
P. 65
Activity 2 Subtraction of 3-Digit Numbers
1 Subtract multiples of 100. Write 0s in the ones and
tens place. Subtract the
hundreds.
5 hundred - 2 hundred = 3 hundred Hundreds Tens Ones
500 - 200 = 300
50 0
-2 0 0
0
30
a 7 0 0-1 0 0 =
b 8 0 0-5 0 0 =
c 6 0 0-4 0 0 = Write 0 in the ones
d 9 0 0- 2 0 0 = place. Subtract the tens
and hundreds.
2 Subtract 3-digit multiples of 10.
Hundreds Tens Ones
Subtract the hundreds blocks.
Subtract the tens blocks. 35 0
0
-1 2 0
23
54
1 Subtract multiples of 100. Write 0s in the ones and
tens place. Subtract the
hundreds.
5 hundred - 2 hundred = 3 hundred Hundreds Tens Ones
500 - 200 = 300
50 0
-2 0 0
0
30
a 7 0 0-1 0 0 =
b 8 0 0-5 0 0 =
c 6 0 0-4 0 0 = Write 0 in the ones
d 9 0 0- 2 0 0 = place. Subtract the tens
and hundreds.
2 Subtract 3-digit multiples of 10.
Hundreds Tens Ones
Subtract the hundreds blocks.
Subtract the tens blocks. 35 0
0
-1 2 0
23
54
