...speak of the collections of ten, in the same manner that we speak of simple units; thus we say one ten, two tens, three tens, four tens, five tens, six tens, seven tens, eight tens, nine tens. These expressions are usually contracted ; and instead of them we say ten, twenty, thirty, forty, fifty,...

...of the collections of ten, in the same manner that we speak of simple units ; thus we say one ten, two tens, three tens, four tens, five tens, six tens, seven tens, eight tens, nine tens. These expressions are usually contracted ; and instead of them we say ten, twenty, thirty, forty, fifty,...

...Arabic characters? What are numbers expressing single things called ? One ten is . . . Two tens are . Three tens " . . Four tens " . Five tens " . Six tens " . . Seven tens " . Eight tens " . . Nine tens " . . One ten, one unit, One ten, two units, 10 ten. 20 twenty. 30 thirty. 40 forty. 50 fifty. 60 sixty....

...of the collections of ten, in the same manner that we speak of simple units ; thus we say one ten, two tens, three tens, four tens, five tens, six tens, seven tens, eight tens, nine tens. These expressions are usually contracted ; and instead of them we say ten, twenty, thirty, forty, fifty,...

...the name ? Write two tens. What is the name ? Ans. Twenty. Write three tens. What is the name ? Write four tens ; five tens ; six tens ; seven tens ; eight tens ; nine tens ; and tell their names. Write one of the order of hundreds. Write two of the order of hundreds ; one...

...of the collections of ten, in the same manner that we speak of simple units ; thus we say one ten, two tens, three tens, four tens, five tens, six tens, seven tens, eight tuns, nine tens. These expressions are usually contracted ; and instead of them we say ten, twenty,...

...the Arabic charactersI WUat ara urabctb impressing single things called ? One ten is . Two tens are Three tens Four tens Five tens Six tens Seven tens Eight tens Nine tens One ten, one unit, 10 ten. 20 twenty 30 thirty 40 forty. 50 fifty. 60 sixty. 70 seventy, 80 eighty....

...many numbers have each a separate character? I*. NOTATION AND NUMERATION. One ten is . Two tens are Three tens " Four tens " Five tens " Six tens " Seven tens " Eight tens " Nine tens " One ten, one unit, I! 10 ten. 20 twenty. 30 thirty. 40 forty. 50 fifty. 60 sixty. 70 seventy. 80...

...one unit to nine units ; but, for the sake of brevity, — instead of these expressions : one tens, two tens, three tens, four tens, five tens, six tens, seven tens, eight tens, nine tens — we say : ten, twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety. 12. Between ten and twenty, there...

...another nine ? Ten nines ; another nine? Eleven nines; another nine? Twelve nines; another nine ? 9. Two tens ? Three tens ? Four tens ? Five tens ? Six tens ? Seven tens ? Eight tens ? Nine tens ? Eleven tens ? Twelve tens ? 10. Two elevens? Three elevens? Four elevens? Five elevens? Six elevens...