Mathematical construction, informal number work for busy hands; grades one and two (1911)
Laffin, Nora Louise, b. 1878 · Chicago : A. Flanagan Company · leaf 48
an be cut from the squareprism ? FOLDING 41 How many times larger is the square prism than the cube ? The cube is what part of the square prism? If the cubeis a childs building block, how many can be made from thesquare prism? If the little block costs a nickel, what doeathe big one cost? (Ans. 2… … J C=^ of A.=^ of B. C=^ of D.=i of I. 42 MATHEMATICAL CONSTKUCTION C=2 of K.E=J of F. =1 of G. =i of H. =^ of J. 4 of D. =F-G. =D-F.H=sum of G+E. =sum of J+E. D=sura of H+E.I=B. =2 of C. =1 of A. =4 of K. =sum of J+K.J=3 of K. =G. =2 of E. =C+K. LESSON XII Cradle Cut ofE lower row of squares.…
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