addition;  adding;  supplement
 calculation;  reckoning;  count;  forecast
 calculation;  self-interest;  selfishness
 addition;  adding up;  integration;  estimate;  quantity survey
 rough estimate;  rough calculation;  expectation;  anticipation;  plan
 geometric progression;  proliferation;  multiplying like rats
 Japanese mathematics;  mathematics developed in Japan
 estimate (of costs);  budget
 trial calculation;  preliminary calculation;  estimation
 trying to think of a way (to);  devising means (to);  working out (how to do);  contriving (to raise money);  managing
 approximation;  rough estimate;  ballpark figure
 inscrutable stratagem;  ingenious scheme
 prospects of victory;  chances of success
 exact calculation;  squaring of accounts;  adjustment
 counting backwards;  calculating backwards;  inverse operation;  reverse operation
 intention;  plan;  purpose;  expectation
 mathematical formula;  numerical expression
 votive tablet depicting a math puzzle given in devotion to a shrine or temple by a wasan mathematician
 starting afresh;  going back to square one;  abandoning (e.g. a plan);  clearing an abacus
 electronic desk calculator
 study of calculation (ritsuryo period);  the way of calculation
 longevity celebration (on one's 40th, 50th, 60th, etc. birthday)
 RISC (Reduced Instruction Set Computer)
 electronic desk calculator