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OPERATIONS WITH WHOLE NUMBERS DIRECTIONS: Write money in proper form. Reduce fractions/ratios to lowest terms. Round decimals to the nearest cent/hundredths. No Calculator. Perform the indicated operation. 1) 45600 + 302987 + 4006 + 211 + 8 2) 35499 – 2461 3) 49000 – 12893 4) 7808 ∙ 32 5) 7652 ÷ 4 6) 9200 ÷ 25 When asked to estimate the answer to a problem, the common method is to round each number to the nearest largest place value (i.e. 4330 to the nearest thousand) and then do the indicated operation. 7) Estimate 4872 + 1691 + 777 + 6124. 8) Estimate 18132 – 2945. 9) Estimate 6903 ∙ 29. 10) Estimate 41555 ÷ 19.