1) To add decimals, write the numbers then line the decimal points under each other a) True b) False 2) To subtract decimals, write the numbers vertically. The decimal points do not need to line up. a) True b) False 3) To multiply decimals, write the numbers vertically. The decimal points do not need to line up. a) True b) False 4) When adding fractions, the denominators need to be the same numerical value. a) True b) False 5) When multiplying fractions, the denominators do not need to match. a) True b) False 6) When dividing fractions, use "Keep, Change, Flip". a) True b) False 7) When multiplying fractions use the "Keep, change, flip". a) true b) False 8) When subtracting fractions, the denominators do not need to match. a) True b) False 9) 13.2+1.7 a) 1.477 b) 147.7 c) 14.77 d) 1477 10) 15.98-1.6 a) 14.38 b) 1582 c) 15.82 d) 1.438 11) 2.2x2.3 a) 50.6 b) 5.06 c) 506 d) .506 12) 1/2-1/4 a) 1/4 b) 1/2 c) 3/4 d) 2/2 13) 3/4 divided by 1/2 a) 6/5 b) 1 and 1/2 c) 5/4 d) 1 and 1/4

Decimal operations

הדפסה
הטבעה

לוח תוצאות מובילות

סגנון חזותי

אפשרויות

החלף תבנית

האם לשחזר את הנתונים שנשמרו באופן אוטומטי: ?