Tamil Nadu Primary School इयत्ता ४ - Tamil Nadu Board of Secondary Education Question Bank Solutions

Add and subtract the following problem using multiples of 10, 100 (Mentally)

745 + 40 = ___________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

328 + 30 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

566 + 20 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

457 + 100 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

686 + 300 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

345 + 600 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

6348 − 10 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

541 − 40 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

495 − 300 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

657 − 500 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

895 − 500 = _________

Add and subtract the following problem using multiples of 10, 100 (Mentally)

365 − 300 = _________

Simplify the following multiplication fact by adding partial product.

9 × 42

Simplify the following multiplication fact by adding partial product.

3 × 78

Simplify the following multiplication fact by adding partial product.

36 × 12

Simplify the following multiplication fact by adding partial product.

18 × 19

Simplify the following multiplication fact by adding partial product.

68 × 31

Simplify the following multiplication fact by adding partial product.

42 × 21

Who am I?

I have no side, no vertices and many lines of symmetry. ______

Who am I?

I have 4 equal sides and 4 lines of symmetry. ______