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Vidaara.orgClass 4 · Mathematics
CodeVID-M04-02-M2D-01
Multiply 2-Digit by 2-Digit - Assignment
Chapter: Multi-Digit Multiplication
Topic: Multiply 2-Digit by 2-Digit (Area Model)
Maximum Marks: 35
Time: 75 minutes
Name: ____________________ Roll No.: __________ Date: ____________

General Instructions

  • All questions are compulsory.
  • Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
  • Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions 5 × 1 = 5 marks
1.
The area model splits each number into:
  • A.tens and ones
  • B.halves
  • C.primes
  • D.fractions
2.
$23\times12=$
  • A.$246$
  • B.$276$
  • C.$256$
  • D.$236$
3.
The partial products are:
  • A.subtracted
  • B.added
  • C.divided
  • D.compared
4.
$20\times10=$
  • A.$30$
  • B.$200$
  • C.$120$
  • D.$2010$
5.
A 2-digit $\times$ 2-digit area model uses how many partial products?
  • A.$2$
  • B.$3$
  • C.$4$
  • D.$6$
Section B — Short Answer (2 marks) 4 × 2 = 8 marks
6.
Find $12\times13$.
7.
Find $21\times14$.
8.
Find $25\times12$.
9.
Find $11\times11$.
Section C — Short Answer (3 marks) 4 × 3 = 12 marks
10.
Find $23\times15$.
11.
Find $34\times21$.
12.
Find $26\times13$.
13.
Find $45\times12$.
Section D — Long Answer (5 marks) 2 × 5 = 10 marks
14.
Use the area model to find $24\times16$, showing the four partial products.
15.
A hall has $28$ rows with $15$ chairs in each row. How many chairs in all?

Answer Key

Section A — Multiple Choice Questions
  1. (A) tens and ones
  2. (B) $276$
  3. (B) added
  4. (B) $200$
  5. (C) $4$
Section B — Short Answer (2 marks)
  1. $156$.
  2. $294$.
  3. $300$.
  4. $121$.
Section C — Short Answer (3 marks)
  1. $345$.
  2. $714$.
  3. $338$.
  4. $540$.
Section D — Long Answer (5 marks)
  1. $200+120+40+24=384$.
  2. $420$.
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