Q2. The numbers are written in boxes! Add ones in their own
column. In the tens place we have a number and a “0”, so the
number will come down as 0 has no value. 3+0=3
a. 35 + 3 b. 12 + 6 c. 57 + 1 d. 64 + 3
tens ones tens ones tens ones tens ones
3 5 1 2 5 7 6 4
+ ↓ 3 + ↓ 6 + ↓ 1 + ↓ 3
3 8