Worksheet on Multiplying Monomials
Practice the questions given in the worksheet on multiplying monomials (a monomial by a monomial). The questions are based on multiplication of two or more monomials.
1. Fill in the blanks:
|
(i) 5 × 4 = _____ (ii) 7 × 9 = _____ (iii) 3 × 6 = _____ (iv) 6 × 8 = _____ (v) 2 × 7 = _____ (vi) 9 × 12 = _____ (vii) 3 × 7 = _____ (viii) 8 × 1 = _____ (ix) 9 × 0 = _____ (x) 11 × 4 = _____ |
and and and and and and and and and and |
5a × 4a = _____ 7a2 × 9a3 = _____ 3a × 6b = _____ 6am × 8m = _____ 2pq × 7pq = _____ 9ay2 × 12ay = _____ 3a3b2 × 7a2b5 = _____ 8a2mn2 × a3m2n = _____ 9p5q4 × 0 = _____ 11z × 4yz7 = _____ |
2. Find the product of the monomials:
(i) 7x × 8x =
(ii) 3x × 5x × 4 =
(iii) 2xy × 7ay
(iv) a × 4a2 × 6a3 =(v) 9 × 9m2 =
(vi) 4 × 4p2 × 6p2q2 =
(vii) (-5x) × 8x2y =
(viii) (- 7m2n2) × (- 5mn) =
(ix) (-3a) × (-2a2b) × (-8ab2) =
(x) 12abc2 × (-2ab2c) × 0 =
3. Find the value of:
(i) 11x5 × 3x2(ii) (-4m2) × 4p2
(iii) 2abc × 8a2c3
(iv) abcd × abc
(v) 6p2q2r2 × 2x2y2z2
(vi) 9m3n5 × 4m5n7
(vii) 3a3b3 × (-4a5b3)
(viii) 0 × (15x4y4z2)
(ix) 1 × 17x5z2
(x) b5c4 × m4z5
4. Find the product of the two monomials:
(i) 4xy and -5xy
(ii) xy4 and (-x3y4)(iii) 4ax and 3ay
(iv) 12ab2c and 4ab2
(v) 5mp2 and 3mn2p
5. Find the product of the three monomials:
(i) 7ab2c5, 4a3b2c2 and 2abc2(ii) xy2, 2x2y and xy
(iii) x5, y2x5 and xyz
(iv) (-b2c), (-2bc) and 10c2b
(v) mn3, m2n4 and 5mn
6. Multiply a monomial by a monomial:
(i) 5a by 7
(ii) 4x2 by 9(iii) 12uv by 3
(iv) –pq by 16
(v) 31pxy by 2
(vi) 5x2 by (-13x4y)(vii) (-2xy) by (5xy)
(viii) (-7mn2) by (-6m3n5)
(ix) 16xyz by 5x2z2
(x) 102a2bc by 0
Answers for the worksheet on multiplying monomials are given
below to check the exact answers of the above multiplication.
Answers:
(iii) 18, 18ab
(iv) 48, 48am2
(v) 14, 14p2q2
(vi) 108, 18a2y3
(vii) 21, 21a5b7
(viii) 8, 8a5m3n3
(ix) 0, 0
(x) 44, 44yz8
2. (i) 56x2
(ii) 60x2
(iii) 14axy2
(iv) 24a6
(v) 81m2
(vi) 96p4q2
(vii) -40x3y
(viii) 35m3n3
(ix) -48a4b3
(x) 0
3. (i) 33x7
(ii) -16m2p2
(iii) 16a3bc4
(iv) a2b2c2d
(v) 12p2q2r2x2y2z2
(vi) 36m8n12
(vii) -12a8b6
(viii) 0
(ix) 17x5z2
(x) b5c4m4z5
4. (i) -20x2y2
(ii) -x4y8
(iii) 12a2xy
(iv) 48a2b4c
(v) 15m2n2p3
5. (i) 56a5b5c9
(ii) 2x4y4
(iii) x11y3z
(iv) 20b4c4
(v) 5m4n8
6. (i) 35a
(ii) 36x2
(iii) 36uv
(iv) –16pq
(v) 62pxy
(vi) -65x6y
(vii) -10x2y2
(viii) 42m4n7
(ix) 80x3yz3
(x) 0
● Terms of an Algebraic Expression - Worksheet
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