2. TEACHING MANUAL
Name of the teacher : Vibitha Raj Standard : VIII
Name of the School : Division :
Subject : Mathematics Strenght :
Unit : yq-kw-Jy-IÄ Duration : 45 min
Topic : KpWw BhÀ¯n-¨m Date :
Curricular Statement
Ip«n-IÄ¡v ‘KpWw BhÀ¯n-¨mÂ’ F¶ Bibw nco-£-W-¯n-eq-sSbpw
NÀ¨-bn-eq-sSbpw a-Ên-em-¡n-s¡m-Sp-¡p-¶p.
Content Analysis
Fact : 1. yq-kw-Jy-Isf kqNn-¸n-¡p-¶Xv ‘-’ ve NnÓw D]-tbm-Kn-¨m-Wv.
2. Hcp yq-kw-Jysb asämcp yq-kw-Jy-sIm-v KpWn-¡p-t¼mÄ In«p¶
kwJy-bpsS NnÓw ‘+’ ve Bbn-cn-¡pw.
3. Concept : KpWw BhÀ¯n-¨m F¶ Bibw
Learning Outcome : The Pupil will be able to,
1. acquire the knowledge about negative numbers multiplication.
2. develops an understanding about above mentioned fact and concept.
3. develops interest and attitude to learn about negative numbers multiplication.
Pre-requisites : KpW-w, yq-kw-Jy-IÄ
Teaching learning resources : km[m-cW ]T-tm-]-I-c-W-§Ä, tamUÂ
4. A[ym-]nI : A[ym-]nI Hcp ‘-’ ve NnÓ-¯nsâ amXrI ImWn-¡p-¶p.
Ip«n-IÄ : Ip«n-IÄ ]d-bp¶p. CXv ‘-’ ve NnÓ-amWv
A[ym-]nI : A[ym-]nI tNmZn-¡p-¶p.
X = F´mIpw ?
(amXrI ImWn-¡p-¶p)
Ip«n-IÄ : Ip«n-IÄ ]d-bp¶p ‘+’.
A[ym-]nI : A[ym-]nI c-v ‘-’ ve NnÓhpw tNÀ¯v h¨v ‘+’ ve NnÓ-ap--m-¡p¶p
Ip«n-IÄ : A[ym-]nI ]dª Imcy-§Ä Ip«n-IÄ a-Ên-em-¡p-¶p.
A[ym-]nI : A[ym-]nI tNmZn-¡p-¶p. Hcp ‘-’ ve NnÓ-¯nsâ IqsS Hcp ‘+’ ve NnÓw
IqSn tNÀ¶m F´mIpw?
(A[ym-]nI amXrI ImWn-¡p-¶p)
Ip«n-IÄ : ‘-’ ve NnÓw
6. Xs¶ h¶m KpWn-¡p-t¼mÄ ‘+’ ve NnÓw Xs¶ e`n-¡p¶p
Ip«n-IÄ : Ip«n-IÄ a-Ên-em-¡p¶p
A[ym-]nI tNmZyw ÂIp¶p
(i) (-3) x 4 x (-5) =
Ip«n-IÄ : (-2 ) x (-5) x 4 = 10 x 4 = 40
(ii) (-1) x 2 x (-3) = (-1) x (-3) x 2
= 3 x 2 = 6
A[ym-]nI tNmZyw ÂIp¶p
(iii) (-1) x (-1) = 1
(iv) (-2) x (-3) x (-4) = 6x (4) = -24
(v) (1) 99 = -1
A[ym-]nI XpSÀ{]-hÀ¯--ambn tNmZyw ÂIp-¶p
(i) (-5) x (-6) x 3 =
(ii) (-1)3
(iii) (-2) x (-3) x (-4) =